:root {
  --bg: #0a0a0b;
  --surface: #111113;
  --surface2: #19191d;
  --border: #222226;
  --border2: #2e2e34;
  --text: #e4e4e8;
  --muted: #7e7e92;
  --dim: #8888a0;
  --accent: #f59e0b;
  --accent-glow: rgba(245,158,11,0.12);
  --accent2: #fb923c;
  --red: #ef4444;
  --green: #22c55e;
  --blue: #60a5fa;
  --purple: #a78bfa;
  --teal: #34d399;
  --font: 'Barlow Condensed', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; background: #050506; color: var(--text); }

#app {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 24px);
  margin: 12px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--border);
  font-family: var(--font);
  font-size: 15px;
  letter-spacing: 0.03em;
}

/* ─── HEADER ─── */
.header {
  height: 55px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 12px;
  flex-shrink: 0;
  position: relative;
  z-index: 400;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  flex-shrink: 0;
}
.logo-text {
  font-size: 18px; font-weight: 900; letter-spacing: 0.12em; color: var(--accent);
}
.logo-sub { font-size: 14px; font-weight: 400; color: var(--muted); letter-spacing: 0.2em; }

.divider { width: 1px; height: 30px; background: var(--border2); flex-shrink: 0; }

.template-rail {
  flex: 1; display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none;
}
.template-rail::-webkit-scrollbar { display: none; }

.tpl-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 5px 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.13s;
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  border-radius: 2px;
}
.tpl-btn:hover { border-color: var(--border2); color: var(--text); background: var(--surface2); }
.tpl-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

/* ─── WORKSPACE ─── */
.workspace { flex: 1; display: flex; overflow: hidden; }

/* ─── PANELS ─── */
.panel { display: flex; flex-direction: column; overflow: hidden; }

.panel-head {
  height: 42px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 12px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.15em; color: var(--muted);
  flex-shrink: 0;
}
.panel-head-right { display: flex; align-items: center; gap: 8px; }

/* ─── DATA PANEL ─── */
.data-panel { width: 240px; min-width: 190px; flex-shrink: 0; background: var(--surface); }
.data-body { flex: 1; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--border2) transparent; }

.section { padding: 10px; border-bottom: 1px solid var(--border); }
.sec-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.2em; color: var(--muted);
  margin-bottom: 7px; display: flex; align-items: center; justify-content: space-between;
}
.sec-label span { font-weight: 400; color: var(--accent); opacity: 0.8; letter-spacing: 0.05em; }

.sample-chips { display: flex; flex-wrap: wrap; gap: 4px; }
.sample-chip {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-family: var(--font); font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  padding: 3px 9px; cursor: pointer; border-radius: 2px; transition: all 0.12s;
}
.sample-chip:hover { border-color: var(--accent); color: var(--accent); }
.sample-chip.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

.upload-zone {
  border: 1px dashed var(--border2);
  padding: 12px 10px;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--muted);
  display: block;
  border-radius: 2px;
}
.upload-zone:hover { border-color: var(--accent); color: var(--accent); }
.upload-zone .uz-icon { font-size: 20px; line-height: 1; display: block; margin-bottom: 5px; }
.upload-zone .uz-text { font-size: 11px; font-weight: 600; letter-spacing: 0.08em; display: block; }
.upload-zone .uz-hint { font-size: 10px; opacity: 0.4; margin-top: 3px; display: block; }
.upload-zone input { display: none; }

/* Field list */
.field-list { display: flex; flex-direction: column; gap: 1px; }
.field-item {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 6px; cursor: pointer; border-radius: 2px; transition: background 0.1s;
}
.field-item:hover { background: var(--accent-glow); }
.field-item:hover .field-name { color: var(--accent); }
.field-type {
  font-size: 9px; font-family: var(--font); font-weight: 700; letter-spacing: 0.1em;
  padding: 1px 4px; border-radius: 2px; flex-shrink: 0; min-width: 17px; text-align: center;
}
.ft-Q { background: rgba(96,165,250,0.18); color: var(--blue); }
.ft-N { background: rgba(167,139,250,0.18); color: var(--purple); }
.ft-T { background: rgba(52,211,153,0.18); color: var(--teal); }
.ft-O { background: rgba(251,191,36,0.18); color: #fbbf24; }
.field-name { font-family: var(--mono); font-size: 11px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }


/* ─── SPEC PANEL / CODEMIRROR ─── */
.spec-panel { flex: 1; min-width: 0; background: var(--bg); }

#spec-editor-wrap {
  flex: 1; overflow: hidden; min-height: 0;
}
#spec-editor-wrap .CodeMirror {
  height: 100% !important;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 14px;
  line-height: 1.75 !important;
  background: var(--bg) !important;
  color: #b8c0cc !important;
}
.CodeMirror-scroll {
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}
.CodeMirror-gutters {
  background: var(--surface) !important;
  border-right: 1px solid var(--border) !important;
  padding-right: 2px;
}
.CodeMirror-linenumber {
  color: var(--muted) !important;
  font-size: 12px !important;
  padding: 0 6px 0 8px !important;
  min-width: 28px !important;
}
.CodeMirror-foldgutter { width: 16px; }
/* ── Search / Replace dialog ── */
.CodeMirror-dialog {
  background: var(--surface2) !important;
  border-bottom: 1px solid var(--border2) !important;
  border-top: none !important;
  padding: 6px 10px !important;
  font-family: var(--font);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.CodeMirror-dialog input {
  background: var(--surface) !important;
  color: var(--text) !important;
  border: 1px solid var(--border2) !important;
  border-radius: 3px;
  padding: 3px 7px;
  font-family: var(--mono);
  font-size: 12px;
  outline: none;
  min-width: 160px;
}
.CodeMirror-dialog input:focus { border-color: var(--accent) !important; }
.CodeMirror-search-hint { color: var(--muted); font-size: 11px; }
.CodeMirror-foldgutter-open::after {
  content: '▾'; color: var(--accent); font-size: 13px;
  cursor: pointer; opacity: 0.65;
}
.CodeMirror-foldgutter-folded::after {
  content: '▸'; color: var(--accent); font-size: 13px;
  cursor: pointer; opacity: 0.65;
}
.CodeMirror-foldgutter-open:hover::after,
.CodeMirror-foldgutter-folded:hover::after { opacity: 1; }
/* Bracket matching — neon yellow */
.CodeMirror-matchingbracket {
  background: rgba(252, 255, 0, 0.13) !important;
  color: #f8ff00 !important;
  outline: 1px solid rgba(252, 255, 0, 0.55) !important;
  border-radius: 1px;
}
/* Syntax colours */
.cm-s-default .cm-string    { color: #a8cc88 !important; }
.cm-s-default .cm-number    { color: #79b8ff !important; }
.cm-s-default .cm-atom      { color: #f97583 !important; }
.cm-s-default .cm-property  { color: #e8bf6a !important; }
.cm-s-default .cm-punctuation,
.cm-s-default .cm-operator  { color: #7e8da0 !important; }
/* Cursor */
.CodeMirror-cursor { border-left: 2px solid var(--accent) !important; }
/* Selection */
.CodeMirror-selected,
.CodeMirror-focused .CodeMirror-selected { background: rgba(245,158,11,0.18) !important; }
/* Active line */
.CodeMirror-activeline-background { background: rgba(255,255,255,0.028) !important; }
/* Error line indicators */
.CodeMirror-error-gutter { width: 14px; }
.cm-error-gutter-marker {
  width: 14px; height: 100%;
  display: flex; align-items: center; justify-content: center;
  cursor: default;
}
.cm-error-gutter-marker::before {
  content: '●';
  color: #ff2255;
  font-size: 8px;
  text-shadow: 0 0 6px #ff2255, 0 0 12px rgba(255,34,85,0.7);
  animation: errPulse 1.8s ease-in-out infinite;
}
@keyframes errPulse {
  0%,100% { opacity: 1; text-shadow: 0 0 6px #ff2255, 0 0 12px rgba(255,34,85,0.7); }
  50%      { opacity: 0.6; text-shadow: 0 0 3px #ff2255; }
}
.cm-error-line-bg {
  background: rgba(255, 34, 85, 0.07) !important;
}
.cm-error-line-wrap {
  box-shadow: inset 3px 0 0 #ff2255, inset 4px 0 8px rgba(255,34,85,0.18) !important;
}

/* Properties-panel patch highlight */
.cm-patch-highlight-bg {
  background: rgba(245, 158, 11, 0.13) !important;
  transition: background 0.4s ease;
}
.cm-patch-highlight-wrap {
  box-shadow: inset 3px 0 0 rgba(245, 158, 11, 0.75) !important;
  transition: box-shadow 0.4s ease;
}
body.light-mode .cm-patch-highlight-bg {
  background: rgba(184, 114, 0, 0.11) !important;
}
body.light-mode .cm-patch-highlight-wrap {
  box-shadow: inset 3px 0 0 rgba(184, 114, 0, 0.65) !important;
}

/* Fold placeholder widget */
.CodeMirror-foldmarker {
  background: var(--accent-glow);
  border: 1px solid rgba(245,158,11,0.35);
  color: var(--accent);
  font-family: var(--font);
  font-size: 11px;
  border-radius: 2px;
  padding: 0 6px;
  cursor: pointer;
  margin: 0 4px;
  letter-spacing: 0.05em;
}
.CodeMirror-foldmarker:hover { background: rgba(245,158,11,0.22); }

.error-bar {
  background: rgba(239,68,68,0.08); border-top: 1px solid rgba(239,68,68,0.25);
  color: var(--red); font-family: var(--mono); font-size: 13px;
  padding: 7px 15px; max-height: 80px; overflow-y: auto; white-space: pre-wrap;
  flex-shrink: 0;
}

/* ─── PREVIEW PANEL ─── */
.preview-panel { flex: 1; min-width: 0; max-width: 70%; background: var(--surface); display: flex; flex-direction: column; }
.preview-top {
  flex: 1; min-height: 0; overflow: auto;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  background: radial-gradient(ellipse at 60% 40%, rgba(245,158,11,0.03) 0%, transparent 70%);
}

#vega-container { max-width: 100%; }
#vega-container .vega-embed { background: transparent !important; }

/* ─── DATA BOTTOM PANEL ─── */
.data-bottom {
  height: 140px; flex-shrink: 0;
  display: flex; flex-direction: column; background: var(--bg);
  overflow: hidden;
}
.data-bottom-head {
  height: 40px; background: var(--surface); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 12px; gap: 10px; flex-shrink: 0;
  font-size: 11px; font-weight: 700; letter-spacing: 0.15em; color: var(--muted);
}
.data-bottom-head .db-info {
  font-weight: 400; color: var(--accent); opacity: 0.75; letter-spacing: 0.04em; font-size: 10px;
}
.data-bottom-head .db-badge {
  font-size: 10px; font-weight: 600; color: var(--muted);
  letter-spacing: 0.08em; opacity: 0.6;
}
.dt-search {
  margin-left: auto; background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); border-radius: 4px; padding: 3px 8px; font-size: 11px;
  font-family: var(--mono); width: 160px; outline: none; letter-spacing: 0.03em;
}
.dt-search:focus { border-color: var(--accent); }
.dt-search::placeholder { color: var(--muted); opacity: 0.5; }
.full-tbl th.dt-sort-hdr { cursor: pointer; user-select: none; }
.full-tbl th.dt-sort-hdr:hover { color: var(--text); }
.full-tbl th.dt-sort-active { color: var(--text); }
.data-grid-wrap {
  flex: 1; min-height: 0; overflow-x: auto; overflow-y: scroll;
  scrollbar-width: thin; scrollbar-color: #555566 var(--surface2);
}
.data-grid-wrap::-webkit-scrollbar { width: 8px; height: 8px; }
.data-grid-wrap::-webkit-scrollbar-track { background: var(--surface2); }
.data-grid-wrap::-webkit-scrollbar-thumb { background: #555566; border-radius: 3px; }
.data-grid-wrap::-webkit-scrollbar-thumb:hover { background: #7777aa; }
.full-tbl {
  font-family: var(--mono); font-size: 12px; border-collapse: collapse;
  white-space: nowrap; color: var(--dim);
}
.full-tbl th {
  position: sticky; top: 0; background: var(--surface2); color: var(--accent);
  font-weight: 600; text-align: left; padding: 6px 13px;
  border-bottom: 1px solid var(--border); border-right: 1px solid var(--border);
  z-index: 1; font-size: 10px; letter-spacing: 0.06em;
}
.full-tbl td {
  padding: 4px 13px; border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  max-width: 220px; overflow: hidden; text-overflow: ellipsis;
}
.full-tbl tr:nth-child(even) td { background: rgba(255,255,255,0.013); }
.full-tbl tr:hover td { background: var(--accent-glow); color: var(--text); }
.db-empty {
  display: flex; align-items: center; justify-content: center;
  height: 100%; color: var(--muted); font-size: 13px; letter-spacing: 0.12em;
  flex-direction: column; gap: 8px;
}
.db-empty-icon { font-size: 28px; opacity: 0.2; }

/* ─── BUTTONS ─── */
.btn {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-family: var(--font); font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
  padding: 5px 11px; cursor: pointer; border-radius: 2px; transition: all 0.12s; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-primary { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }
.btn-primary:hover { background: rgba(245,158,11,0.2); }

/* Share options dropdown */
.share-wrap { position: relative; }
.share-menu {
  display: none; position: absolute; top: calc(100% + 4px); right: 0; z-index: 300;
  background: var(--surface); border: 1px solid var(--border2); border-radius: 4px;
  width: 280px; box-shadow: 0 6px 18px rgba(0,0,0,0.3); overflow: hidden;
}
.share-menu.open { display: block; }
.share-opt {
  display: block; width: 100%; padding: 9px 14px; text-align: left;
  background: none; border: none; border-bottom: 1px solid var(--border);
  color: var(--text); font-size: 13.75px; font-family: var(--font); cursor: pointer;
  letter-spacing: 0.06em; font-weight: 600;
}
.share-opt:last-child { border-bottom: none; }
.share-opt:hover { background: var(--surface2); color: var(--accent); }
.share-opt-desc {
  display: block; font-weight: 400; font-size: 12.5px; color: var(--dim);
  letter-spacing: 0.03em; margin-top: 2px;
}

/* Add-layer dropdown */

select {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-family: var(--font); font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  padding: 4px 8px; cursor: pointer; outline: none; border-radius: 2px;
}

/* ─── MODAL ─── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75);
  display: flex; align-items: center; justify-content: center; z-index: 500;
  backdrop-filter: blur(6px);
}
.modal-box {
  background: var(--surface); border: 1px solid var(--border2);
  width: 660px; max-height: 80vh; display: flex; flex-direction: column; gap: 0;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}
.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 15px 17px; border-bottom: 1px solid var(--border);
  font-size: 13px; font-weight: 700; letter-spacing: 0.15em; color: var(--accent);
}
.modal-body { padding: 15px 17px; display: flex; flex-direction: column; gap: 12px; flex: 1; overflow: hidden; }

#export-fields input:focus { border-color: var(--accent); }
#export-fields input::placeholder { color: var(--muted); opacity: 0.5; }

.fmt-toggle { display: flex; gap: 5px; }
.fmt-btn {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-family: var(--font); font-size: 11px; font-weight: 700; letter-spacing: 0.1em;
  padding: 5px 17px; cursor: pointer; border-radius: 2px; transition: all 0.12s;
}
.fmt-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

#paste-area {
  flex: 1; min-height: 260px; background: var(--bg); border: 1px solid var(--border2); color: var(--text);
  font-family: var(--mono); font-size: 14px; line-height: 1.6; padding: 12px 15px;
  resize: none; outline: none; border-radius: 2px;
}

/* ─── SCROLLBARS ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }

/* ─── INTELLISENSE ─── */
.intellisense {
  position: fixed; z-index: 2000;
  background: var(--surface2);
  border: 1px solid rgba(245,158,11,0.45);
  border-radius: 3px;
  min-width: 250px; max-width: 400px;
  max-height: 315px; overflow-y: auto;
  box-shadow: 0 10px 36px rgba(0,0,0,0.75), 0 0 0 1px rgba(245,158,11,0.08);
  scrollbar-width: thin; scrollbar-color: var(--border2) transparent;
  animation: isIn 0.1s ease;
}
@keyframes isIn { from { opacity:0; transform:translateY(-5px) } to { opacity:1; transform:none } }
.is-head {
  padding: 6px 12px 5px; position: sticky; top: 0; z-index: 1;
  background: var(--surface); border-bottom: 1px solid var(--border);
  font-family: var(--font); font-size: 10px; font-weight: 700;
  letter-spacing: 0.18em; color: var(--accent);
  display: flex; align-items: center; justify-content: space-between;
}
.is-head-count { font-weight: 400; opacity: 0.6; }
.is-item {
  display: flex; align-items: center; gap: 9px;
  padding: 6px 12px; cursor: pointer;
  font-family: var(--mono); font-size: 13px; color: var(--dim);
  border-bottom: 1px solid var(--border); transition: background 0.07s;
  user-select: none; border-left: 3px solid transparent;
}
.is-item:last-child { border-bottom: none; }
.is-item:hover {
  background: rgba(245,158,11,0.1); color: var(--text);
  border-left-color: rgba(245,158,11,0.3);
}
.is-item.active {
  background: rgba(245,158,11,0.22); color: var(--text);
  border-left-color: var(--accent);
}
.is-icon {
  font-size: 9px; font-family: var(--font); font-weight: 700; letter-spacing: 0.1em;
  border-radius: 2px; padding: 1px 4px; flex-shrink: 0; min-width: 17px; text-align: center;
  background: var(--surface); border: 1px solid var(--border2); color: var(--muted);
}
.is-match { color: var(--accent); }
.is-desc {
  margin-left: auto; font-family: var(--font); font-size: 11px;
  color: var(--muted); letter-spacing: 0.03em; white-space: nowrap;
  padding-left: 10px; flex-shrink: 0;
}
.is-keys {
  margin-left: auto; font-size: 10px; font-family: var(--font); color: var(--accent);
  letter-spacing: 0.05em; opacity: 0; flex-shrink: 0;
}
.is-item.active .is-keys { opacity: 0.7; }

/* ─── CONSOLE MESSAGES ─── */
.console-panel {
  flex-shrink: 0; max-height: 120px; overflow-y: auto;
  background: #0e0c08; border-top: 1px solid #3a2e10;
  scrollbar-width: thin; scrollbar-color: #3a3020 transparent;
  display: none; flex-direction: column;
}
.console-panel.has-messages { display: flex; }
.console-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 10px; background: #141008; border-bottom: 1px solid #2e2408;
  font-size: 9px; font-weight: 700; letter-spacing: 0.15em; color: #b08040;
  flex-shrink: 0;
}
.console-clear {
  background: none; border: 1px solid #3a2e10; color: #b08040;
  font-family: var(--font); font-size: 8px; font-weight: 700; letter-spacing: 0.1em;
  padding: 2px 7px; cursor: pointer; border-radius: 2px;
  transition: all 0.12s;
}
.console-clear:hover { border-color: #b08040; color: #f0b060; }
.console-msg {
  display: flex; align-items: baseline; gap: 8px;
  padding: 3px 10px; font-family: var(--mono); font-size: 10px;
  color: #c09040; border-bottom: 1px solid #1e1808;
  line-height: 1.4;
}
.console-msg:last-child { border-bottom: none; }
.console-msg-icon { font-size: 9px; flex-shrink: 0; opacity: 0.8; }
.console-msg-text { word-break: break-all; }
.resizer-v {
  width: 5px; flex-shrink: 0;
  background: var(--border);
  cursor: col-resize; position: relative; z-index: 10;
  transition: background 0.15s;
  display: flex; align-items: center; justify-content: center;
}
.resizer-v::after {
  content: ''; position: absolute;
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 1px; height: 48px;
  background: var(--border2); border-radius: 1px;
  pointer-events: none;
}
.resizer-v:hover, .resizer-v.dragging { background: var(--accent); }
.resizer-v.dragging::after { background: var(--accent); }

.resizer-h {
  height: 5px; flex-shrink: 0;
  background: var(--border2);
  cursor: row-resize; position: relative; z-index: 10;
  transition: background 0.15s;
}
.resizer-h::after {
  content: ''; position: absolute;
  left: 50%; top: 50%; transform: translate(-50%,-50%);
  height: 1px; width: 48px;
  background: var(--border2); border-radius: 1px;
  pointer-events: none;
}
.resizer-h:hover, .resizer-h.dragging { background: var(--accent); }

/* Fit button */
.btn-fit { display: flex; align-items: center; gap: 5px; }
.btn-fit-icon { font-size: 12px; line-height: 1; }

/* ─── ZOOM CONTROLS ─── */
.zoom-ctrl {
  display: flex; align-items: center;
  border: 1px solid var(--border2); border-radius: 2px; overflow: hidden; flex-shrink: 0;
}
.zoom-btn {
  background: var(--surface2); border: none; color: var(--dim);
  font-family: var(--mono); font-size: 16px; font-weight: 400;
  width: 26px; height: 27px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.12s; flex-shrink: 0; line-height: 1; padding: 0;
}
.zoom-btn:hover { background: var(--accent-glow); color: var(--accent); }
.zoom-lbl {
  font-family: var(--mono); font-size: 10px; color: var(--muted);
  padding: 0 7px; min-width: 46px; text-align: center; line-height: 27px;
  border-left: 1px solid var(--border2); border-right: 1px solid var(--border2);
  white-space: nowrap; letter-spacing: 0.04em;
}

/* Preview zoom wrapper — use the `zoom` property so layout reflows with the
   visual scale. transform:scale keeps the natural layout size and leaves a
   big empty area below tall charts when zoomed out. */
#preview-zoom-wrap {
  display: inline-block;
}

/* ─── PROPERTIES PANEL ─── */
#props-panel {
  width: 220px; min-width: 220px; flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden; transition: width 0.2s, min-width 0.2s;
}
#props-panel.collapsed { width: 32px; min-width: 32px; }
#props-toggle {
  height: 42px; background: var(--surface); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 10px; cursor: pointer; flex-shrink: 0;
  font-size: 13px; font-weight: 700; letter-spacing: 0.12em; color: var(--dim);
  user-select: none; white-space: nowrap; overflow: hidden;
}
#props-toggle:hover { color: var(--text); }
#props-toggle-icon { font-size: 14px; flex-shrink: 0; }
#props-body {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 8px 0;
}
#props-panel.collapsed #props-body { display: none; }
#props-panel.collapsed #props-toggle-label { display: none; }
#props-panel.collapsed #props-reset-wrap { display: none; }

.props-section { margin-bottom: 2px; }
.props-section-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 10px; cursor: pointer;
  font-size: 13px; font-weight: 700; letter-spacing: 0.12em; color: var(--accent);
  user-select: none;
  border-bottom: 1px solid var(--border);
}
.props-section-head:hover { color: var(--text); }
.props-section-arrow { font-size: 10px; transition: transform 0.15s; }
.props-section.open .props-section-arrow { transform: rotate(90deg); }
.props-section-body { display: none; padding: 9px 10px; }
.props-section.open .props-section-body { display: block; }

.prop-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 6px; margin-bottom: 8px;
}
.prop-row:last-child { margin-bottom: 0; }
.prop-label {
  font-size: 14px; color: var(--dim); letter-spacing: 0.03em;
  white-space: nowrap; flex-shrink: 0; min-width: 72px;
}
.prop-ctrl { flex: 1; min-width: 0; }
.prop-ctrl input[type="text"],
.prop-ctrl input[type="number"],
.prop-ctrl select {
  width: 100%; background: var(--surface2); color: var(--text);
  border: 1px solid var(--border2); border-radius: 3px;
  padding: 4px 7px; font-size: 14px; font-family: var(--font); font-weight: 400;
}
.prop-ctrl input[type="text"]:focus,
.prop-ctrl input[type="number"]:focus,
.prop-ctrl select:focus {
  outline: none; border-color: var(--accent);
}
.prop-ctrl input:disabled {
  opacity: 0.35; cursor: not-allowed;
}
/* Filter value: checkbox-list picker */
.fv-list {
  background: var(--surface2); border: 1px solid var(--border2); border-radius: 3px;
  max-height: 160px; overflow-y: auto; padding: 4px 0;
  scrollbar-width: thin; scrollbar-color: var(--border2) transparent;
}
.fv-row {
  display: flex; align-items: center; gap: 6px;
  padding: 3px 8px; font-size: 13px; color: var(--text);
  cursor: pointer; user-select: none;
}
.fv-row:hover { background: rgba(245,158,11,0.08); }
.fv-row input[type="checkbox"] { margin: 0; accent-color: var(--accent); cursor: pointer; }
.fv-row.fv-all {
  border-bottom: 1px solid var(--border); font-weight: 600;
  color: var(--accent); margin-bottom: 2px;
}
.prop-ctrl input[type="color"] {
  width: 100%; height: 24px; border: 1px solid var(--border2);
  border-radius: 3px; background: none; cursor: pointer; padding: 1px;
}
.prop-ctrl input[type="checkbox"] { cursor: pointer; accent-color: var(--accent); }
.prop-ctrl input[type="range"] {
  width: 100%; accent-color: var(--accent);
}

/* ─── CONFIG PALETTE SWATCHES ─── */
#config-props-body {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 8px 0;
}
#props-panel.collapsed #config-props-body { display: none; }
.cfg-palette {
  display: flex; flex-wrap: wrap; gap: 5px; padding: 4px 0;
}
.cfg-swatch {
  width: 28px; height: 28px; border-radius: 4px; cursor: pointer;
  position: relative; border: 1px solid var(--border2);
  flex-shrink: 0;
}
.cfg-swatch.drag-over { outline: 2px solid var(--accent); }
.cfg-swatch input[type="color"] {
  opacity: 0; position: absolute; inset: 0; cursor: pointer;
  width: 100%; height: 100%; padding: 0; border: none;
}

/* ─── LEFT PANEL & TABS ─── */
.left-panel { width: 50%; min-width: 200px; flex-shrink: 0; }

.panel + .panel { border-left: none; }

.tab-bar {
  min-height: 42px; background: var(--surface); border-bottom: 1px solid var(--border);
  display: flex; align-items: stretch; flex-shrink: 0; flex-wrap: wrap;
}
.tab-btn {
  display: flex; align-items: center; gap: 7px; padding: 0 20px;
  cursor: pointer; border: none; border-right: 1px solid var(--border);
  background: transparent; font-family: var(--font); font-size: 11px; font-weight: 700;
  letter-spacing: 0.15em; color: var(--muted); transition: all 0.13s; position: relative;
  white-space: nowrap; height: 42px;
}
.tab-btn:hover { color: var(--text); background: var(--surface2); }
.tab-btn.active { color: var(--accent); background: var(--bg); }
.tab-btn.active::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--accent);
}
.tab-icon { font-size: 14px; font-family: var(--mono); opacity: 0.6; }

.tab-bar-right {
  flex: 1; display: flex; align-items: center; justify-content: flex-start;
  padding: 4px 10px; gap: 6px 8px; overflow: visible;
  flex-wrap: wrap; min-height: 42px;
}
.tab-actions { display: flex; align-items: center; gap: 6px 8px; flex-wrap: nowrap; }

.tab-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-height: 0; }

/* Hidden */
.hidden { display: none !important; }

/* ─── MARK LAYER TABS ─── */
.mark-layer-tabs {
  display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px;
}
.mark-layer-tab {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-family: var(--font); font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  padding: 3px 8px; cursor: pointer; border-radius: 2px; transition: all 0.12s;
}
.mark-layer-tab:hover { border-color: var(--accent); color: var(--accent); }
.mark-layer-tab.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }
.mark-layer-tab-wrap { display: flex; align-items: stretch; }
.mark-layer-arrow {
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-size: 9px; cursor: pointer; padding: 0 4px; line-height: 1;
  transition: all 0.12s; display: flex; align-items: center;
}
.mark-layer-arrow:first-child { border-radius: 2px 0 0 2px; border-right: none; }
.mark-layer-arrow:last-child  { border-radius: 0 2px 2px 0; border-left: none; }
.mark-layer-arrow:hover { color: var(--accent); border-color: var(--accent); }
.mark-layer-tab-wrap .mark-layer-tab { border-radius: 0; }
.mark-type-badge {
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em; color: var(--accent);
}
.props-subsection-divider {
  font-size: 9px; font-weight: 700; letter-spacing: 0.08em; color: var(--muted);
  text-transform: uppercase; padding: 8px 0 4px; margin-top: 6px;
  border-top: 1px solid var(--border);
}

/* ─── LIGHT MODE ─── */
html.light-mode, body.light-mode { background: #f0f0f5 !important; }
body.light-mode {
  --bg: #f0f0f5;
  --surface: #ffffff;
  --surface2: #e4e4ed;
  --border: #d0d0dc;
  --border2: #bebece;
  --text: #1c1c2c;
  --muted: #6e6e88;
  --dim: #545468;
  --accent: #b87200;
  --accent-glow: rgba(184,114,0,0.10);
  --accent2: #d97706;
  --green: #16a34a;
  --red: #dc2626;
  --blue: #2563eb;
  --purple: #7c3aed;
  --teal: #0d9488;
}
/* CodeMirror light overrides */
body.light-mode #spec-editor-wrap .CodeMirror {
  background: #f8f8fc !important; color: #28283c !important;
}
body.light-mode .CodeMirror-gutters {
  background: #eaeaf2 !important; border-right: 1px solid #d0d0dc !important;
}
body.light-mode .CodeMirror-linenumber { color: #9090a8 !important; }
body.light-mode .cm-s-default .cm-string    { color: #237523 !important; }
body.light-mode .cm-s-default .cm-number    { color: #1855b5 !important; }
body.light-mode .cm-s-default .cm-atom      { color: #b52020 !important; }
body.light-mode .cm-s-default .cm-property  { color: #7a5500 !important; }
body.light-mode .cm-s-default .cm-punctuation,
body.light-mode .cm-s-default .cm-operator  { color: #607080 !important; }
body.light-mode .CodeMirror-cursor          { border-left: 2px solid #b87200 !important; }
body.light-mode .CodeMirror-selected,
body.light-mode .CodeMirror-focused .CodeMirror-selected { background: rgba(184,114,0,0.14) !important; }
body.light-mode .CodeMirror-activeline-background { background: rgba(0,0,0,0.025) !important; }
body.light-mode .CodeMirror-matchingbracket {
  background: rgba(184,114,0,0.12) !important; color: #7a5500 !important;
  outline-color: rgba(184,114,0,0.5) !important;
}
body.light-mode .CodeMirror-foldmarker {
  background: rgba(184,114,0,0.10); border-color: rgba(184,114,0,0.35); color: #b87200;
}
/* Console */
body.light-mode .console-panel { background: #fdf5e8; border-top-color: #e8c070; }
body.light-mode .console-head  { background: #f8ecd0; border-bottom-color: #ddb858; color: #7a5000; }
body.light-mode .console-clear { border-color: #d4a030; color: #7a5000; }
body.light-mode .console-clear:hover { border-color: #7a5000; color: #5a3800; }
body.light-mode .console-msg { color: #7a5000; border-bottom-color: #f0d8a0; }
body.light-mode .console-msg-icon { color: #b87200; }
/* Error bar */
body.light-mode .error-bar { background: rgba(220,38,38,0.05); border-top-color: rgba(220,38,38,0.20); }
/* Preview area */
body.light-mode .preview-top {
  background: radial-gradient(ellipse at 60% 40%, rgba(184,114,0,0.04) 0%, transparent 70%);
}
/* Intellisense */
body.light-mode .intellisense {
  background: #ffffff; border-color: rgba(184,114,0,0.4);
  box-shadow: 0 10px 36px rgba(0,0,0,0.12), 0 0 0 1px rgba(184,114,0,0.08);
}
body.light-mode .is-head { background: #f0f0f5; border-bottom-color: #d0d0dc; }
body.light-mode .is-item { color: #545468; border-bottom-color: #e4e4ed; }
body.light-mode .is-item:hover  { background: rgba(184,114,0,0.08); color: #1c1c2c; border-left-color: rgba(184,114,0,0.3); }
body.light-mode .is-item.active { background: rgba(184,114,0,0.17); color: #1c1c2c; border-left-color: #b87200; }
body.light-mode .is-icon { background: #f0f0f5; border-color: #d0d0dc; color: #6e6e88; }
body.light-mode .is-match { color: #b87200; }
/* Modal */
body.light-mode .modal-overlay { background: rgba(180,180,200,0.55); backdrop-filter: blur(6px); }
body.light-mode .modal-box { background: #ffffff; border-color: #d0d0dc; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
body.light-mode .modal-head { border-bottom-color: #d0d0dc; }
body.light-mode #paste-area { background: #f0f0f5; border-color: #d0d0dc; color: #1c1c2c; }
body.light-mode .fmt-btn { background: #e4e4ed; border-color: #bebece; color: #545468; }
body.light-mode .fmt-btn.active { border-color: #b87200; color: #b87200; background: rgba(184,114,0,0.10); }
/* Data table striping */
body.light-mode .full-tbl tr:nth-child(even) td { background: rgba(0,0,0,0.018); }
body.light-mode .full-tbl tr:hover td { background: rgba(184,114,0,0.07); color: #1c1c2c; }
/* Resizers */
body.light-mode .resizer-v::after { background: #bebece; }
body.light-mode .resizer-h::after { background: #bebece; }

/* ─── HELP OVERLAY ─── */
.help-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 16px; backdrop-filter: blur(7px);
}
.help-modal {
  background: var(--surface); border: 1px solid var(--border2);
  border-radius: 8px; width: 100%; max-width: 1520px; max-height: 92vh;
  display: flex; flex-direction: column;
  box-shadow: 0 28px 90px rgba(0,0,0,0.55);
  overflow: hidden;
  font-family: system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
}
.help-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 26px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.help-head-left { display: flex; flex-direction: column; gap: 4px; }
.help-head-title { font-size: 18px; font-weight: 800; letter-spacing: 0.08em; color: var(--accent); font-family: system-ui, -apple-system, 'Segoe UI', Arial, sans-serif; }
.help-head-sub { font-size: 14px; color: var(--muted); }
.help-close {
  width: 38px; height: 38px; flex-shrink: 0;
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
  font-size: 18px; font-weight: 700;
  cursor: pointer; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.12s;
}
.help-close:hover { border-color: var(--red); color: var(--red); background: rgba(239,68,68,0.08); }
.help-body {
  flex: 1; overflow-y: auto; padding: 24px 26px;
  scrollbar-width: thin; scrollbar-color: var(--border2) transparent;
}
/* ─── HELP DIAGRAM ─── */
.hd-diagram {
  display: flex; flex-direction: column;
  border: 1.5px solid var(--border2); border-radius: 6px;
  overflow: hidden; margin-bottom: 22px;
  font-family: system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
}
.hd-row-hdr {
  display: flex; border-bottom: 1.5px solid var(--border2); flex-shrink: 0;
}
.hd-row-main { display: flex; flex: 1; }
.hd-zone {
  display: flex; flex-direction: column; gap: 5px; padding: 10px 12px;
  position: relative; overflow: hidden;
}
.hd-zone-label {
  font-size: 9.5px; font-weight: 800; letter-spacing: 0.13em;
  color: var(--accent); flex-shrink: 0;
}
.hd-zone-sep { width: 100%; height: 1px; background: var(--border); flex-shrink: 0; margin: 2px 0; }
.hd-zone-text { font-size: 11px; color: var(--dim); line-height: 1.6; flex-shrink: 0; }
/* Header zones */
.hd-logo {
  width: 100px; flex-shrink: 0;
  background: var(--surface2); border-right: 1.5px solid var(--border2);
  justify-content: center; align-items: center;
}
.hd-logo-text {
  font-size: 11px; font-weight: 900; letter-spacing: 0.1em; color: var(--accent);
  text-align: center; line-height: 1.45;
}
.hd-templates {
  flex: 1; background: var(--surface); border-right: 1.5px solid var(--border2);
}
.hd-actions { width: 310px; flex-shrink: 0; background: var(--surface); }
/* Pills */
.hd-pills { display: flex; flex-wrap: wrap; gap: 3px; flex-shrink: 0; }
.hd-pill {
  font-size: 9.5px; font-weight: 700; letter-spacing: 0.04em;
  padding: 2px 7px; border-radius: 3px; white-space: nowrap;
  background: var(--surface2); border: 1px solid var(--border2); color: var(--dim);
}
.hd-pill-ac { background: var(--accent-glow); border-color: var(--accent); color: var(--accent); }
.hd-pill-live { background: rgba(34,197,94,0.10); border-color: rgba(34,197,94,0.35); color: #4ade80; }
body.light-mode .hd-pill-live { color: #16a34a; border-color: rgba(22,163,74,0.4); background: rgba(22,163,74,0.08); }
/* Main zones */
.hd-props {
  width: 200px; flex-shrink: 0;
  background: var(--surface); border-right: 1.5px solid var(--border2);
}
.hd-prop-item { display: flex; align-items: center; gap: 7px; font-size: 10px; color: var(--muted); padding: 1.5px 0; }
.hd-prop-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; border: 1px solid var(--border2); }
.hd-prop-slider { flex: 1; height: 2px; background: var(--border2); border-radius: 1px; position: relative; }
.hd-prop-slider::after {
  content: ''; position: absolute; left: 42%; top: -3px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); border: 1.5px solid var(--surface);
}
/* Editor zone */
.hd-editor {
  flex: 1; background: var(--surface); border-right: 1.5px solid var(--border2);
  padding: 0; gap: 0;
}
.hd-etabs { display: flex; border-bottom: 1px solid var(--border); flex-shrink: 0; }
.hd-etab {
  font-size: 9.5px; font-weight: 700; letter-spacing: 0.07em;
  padding: 5px 10px; color: var(--muted); border-right: 1px solid var(--border);
}
.hd-etab-on { color: var(--accent); background: var(--surface2); }
.hd-etoolbar {
  display: flex; gap: 3px; padding: 5px 8px;
  border-bottom: 1px solid var(--border); flex-wrap: wrap; flex-shrink: 0;
}
.hd-code {
  padding: 6px 10px; flex: 1;
  font-family: 'Cascadia Code','Fira Code','Consolas',monospace;
  font-size: 11px; line-height: 1.72; overflow: hidden;
}
.hd-cline { display: block; }
.hd-cline-hl {
  background: rgba(245,158,11,0.14);
  box-shadow: inset 3px 0 0 rgba(245,158,11,0.70);
  padding-left: 3px; border-radius: 0 2px 2px 0;
}
body.light-mode .hd-cline-hl { background: rgba(184,114,0,0.10); box-shadow: inset 3px 0 0 rgba(184,114,0,0.60); }
.hd-ck { color: #7dd3fc; } .hd-cs { color: #86efac; } .hd-cn { color: #fb923c; }
.hd-cp { color: var(--dim); } .hd-cb { color: var(--muted); }
body.light-mode .hd-ck { color: #1d4ed8; }
body.light-mode .hd-cs { color: #166534; }
body.light-mode .hd-cn { color: #c2410c; }
.hd-editor-foot {
  padding: 6px 10px; border-top: 1px solid var(--border); flex-shrink: 0;
}
/* Preview col */
.hd-preview-col { width: 280px; flex-shrink: 0; display: flex; flex-direction: column; }
.hd-preview { flex: 1; background: var(--surface); }
.hd-chart-area {
  display: flex; align-items: flex-end; gap: 6px;
  height: 130px; padding: 8px 8px 0;
}
.hd-bar { flex: 1; border-radius: 3px 3px 0 0; min-width: 12px; opacity: 0.82; }
.hd-console {
  flex-shrink: 0; height: 72px;
  background: rgba(245,158,11,0.05);
  border-top: 1.5px solid rgba(245,158,11,0.30);
}
.hd-console-msg { font-size: 10px; color: #f59e0b; padding: 5px 8px 2px; line-height: 1.4; }
.help-links-title {
  font-size: 13px; font-weight: 700; letter-spacing: 0.1em; color: var(--muted);
  margin-bottom: 12px; padding-top: 20px; border-top: 1px solid var(--border);
}
.help-link {
  display: flex; align-items: center; gap: 15px;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 4px; padding: 13px 18px; text-decoration: none;
  color: var(--text); transition: all 0.13s; margin-bottom: 10px;
}
.help-link:last-child { margin-bottom: 0; }
.help-link:hover { border-color: var(--accent); background: var(--accent-glow); }
.help-link-icon { font-size: 24px; flex-shrink: 0; }
.help-link-label { font-size: 14px; font-weight: 700; letter-spacing: 0.04em; color: var(--accent); }
.help-link-desc { font-size: 13px; color: var(--muted); margin-top: 3px; line-height: 1.5; }

/* ─── CAPTURE & PRESENTATION MODE ─── */
.capture-badge {
  display:inline-block;background:var(--accent);color:#000;
  font-size:11px;font-weight:700;padding:1px 7px;border-radius:9px;
  margin-left:6px;vertical-align:middle;
}
#present-overlay {
  position:fixed;inset:0;z-index:600;background:var(--bg);
  display:flex;flex-direction:column;
}
#present-chart-wrap {
  flex:1;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
#present-chart-inner {
  position:relative;width:50%;height:85%;
}
.present-chart-layer {
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  padding:32px;overflow:auto;
  transition:opacity 0.6s ease;
}
.present-chart-layer.behind { opacity:0;z-index:0; }
.present-chart-layer.front { opacity:1;z-index:1; }
#present-controls {
  display:flex;align-items:center;justify-content:center;gap:14px;
  padding:14px 24px;background:var(--surface);border-top:1px solid var(--border);
  flex-shrink:0;
}
#present-controls button {
  background:none;border:1px solid var(--border2);color:var(--muted);
  font-size:13px;font-family:var(--mono);padding:6px 14px;
  border-radius:3px;cursor:pointer;letter-spacing:0.05em;
}
#present-controls button:hover { border-color:var(--accent);color:var(--accent); }
#present-controls button.active { border-color:var(--accent);color:var(--accent); }
#present-speed {
  background:var(--surface2);color:var(--muted);border:1px solid var(--border2);
  font-size:12px;font-family:var(--mono);padding:5px 8px;
  border-radius:3px;cursor:pointer;letter-spacing:0.04em;
}
.present-dots { display:flex;gap:8px;align-items:center;margin:0 12px; }
.present-dot {
  width:10px;height:10px;border-radius:50%;background:var(--border2);
  cursor:pointer;transition:all 0.2s;
}
.present-dot.active { background:var(--accent);transform:scale(1.3); }
.present-dot:hover { background:var(--muted); }
.present-dot.active:hover { background:var(--accent); }
#present-step-label {
  color:var(--muted);font-size:12px;font-family:var(--mono);
  letter-spacing:0.06em;min-width:80px;text-align:center;
}
#present-editor {
  position:absolute;right:0;top:0;bottom:56px;width:380px;
  background:var(--surface);border-left:1px solid var(--border);
  display:flex;flex-direction:column;z-index:610;
  transform:translateX(100%);transition:transform 0.25s ease;
}
#present-editor.open { transform:translateX(0); }
#present-editor-head {
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-bottom:1px solid var(--border);
}
#present-editor-head span { color:var(--accent);font-size:13px;font-weight:700;letter-spacing:0.06em;font-family:var(--mono); }
#present-editor-head button { background:none;border:none;color:var(--muted);cursor:pointer;font-size:16px; }
#present-editor-head button:hover { color:var(--accent); }
#present-step-list {
  flex:1;overflow-y:auto;padding:10px;
}
.present-step-item {
  background:var(--surface2);border:1px solid var(--border);border-radius:4px;
  margin-bottom:8px;padding:10px 12px;cursor:pointer;
  transition:border-color 0.15s;
}
.present-step-item:hover { border-color:var(--border2); }
.present-step-item.active { border-color:var(--accent); }
.present-step-head {
  display:flex;align-items:center;justify-content:space-between;
}
.present-step-name {
  color:var(--text);font-size:12px;font-family:var(--mono);font-weight:700;
  letter-spacing:0.04em;
}
.present-step-desc {
  color:var(--muted);font-size:11px;font-family:var(--mono);margin-top:4px;
}
.present-step-actions { display:flex;gap:4px; }
.present-step-actions button {
  background:none;border:none;color:var(--muted);cursor:pointer;font-size:13px;padding:2px 4px;
}
.present-step-actions button:hover { color:var(--accent); }

/* ─── PRESENT CODE OVERLAY ─── */
#present-code-panel {
  position:absolute;z-index:620;
  background:color-mix(in srgb, var(--surface) 90%, transparent);border:1px solid var(--border2);border-radius:6px;
  backdrop-filter:blur(12px);
  max-width:50vw;max-height:60vh;min-width:220px;
  display:flex;flex-direction:column;
  transition:opacity 0.3s;
}
#present-code-panel.pos-tl { top:24px;left:24px; }
#present-code-panel.pos-tr { top:24px;right:24px; }
#present-code-panel.pos-bl { bottom:70px;left:24px; }
#present-code-panel.pos-br { bottom:70px;right:24px; }
#present-code-head {
  display:flex;align-items:center;justify-content:space-between;
  padding:8px 12px;border-bottom:1px solid var(--border2);flex-shrink:0;
}
#present-code-head span { color:var(--accent);font-size:11px;font-weight:700;letter-spacing:0.06em;font-family:var(--mono); }
#present-code-settings {
  display:flex;align-items:center;gap:8px;
}
#present-code-settings select, #present-code-settings input {
  background:var(--surface2);color:var(--text);border:1px solid var(--border2);border-radius:3px;
  font-size:11px;padding:2px 5px;font-family:var(--mono);
}
#present-code-settings select { max-width:120px; }
#present-code-settings input[type="number"] { width:42px;text-align:center; }
#present-code-settings button {
  background:none;border:1px solid var(--border2);color:var(--muted);cursor:pointer;
  font-size:11px;padding:2px 6px;border-radius:3px;font-family:var(--mono);
}
#present-code-settings button:hover { border-color:var(--accent);color:var(--accent); }
#present-code-settings button.active { border-color:var(--accent);color:var(--accent); }
#present-code-body {
  overflow:auto;padding:12px 14px;flex:1;
  color:var(--text);line-height:1.6;white-space:pre;tab-size:2;
}
#present-code-body .diff-add { color:var(--green); }
#present-code-body .diff-key { color:var(--accent); }

/* ─── ANNOTATION OVERLAY ─── */
#present-annotate-svg {
  position:absolute;inset:0;width:100%;height:100%;z-index:615;pointer-events:none;
}
#present-annotate-svg.active { pointer-events:auto;cursor:crosshair; }
#present-annotate-svg.active.tool-text { cursor:text; }
#present-annotate-toolbar {
  position:absolute;top:12px;left:50%;transform:translateX(-50%);z-index:625;
  display:flex;align-items:center;gap:2px;
  background:color-mix(in srgb, var(--surface) 92%, transparent);
  border:1px solid var(--border2);border-radius:6px;padding:4px 8px;
  backdrop-filter:blur(12px);
}
.ann-tool {
  display:flex;align-items:center;justify-content:center;
  width:30px;height:28px;border-radius:4px;cursor:pointer;
  border:1px solid transparent;color:var(--muted);font-size:15px;
}
.ann-tool:hover { color:var(--text); }
.ann-tool.active { background:var(--accent-glow);border-color:var(--accent);color:var(--accent); }
.ann-sep { width:1px;height:18px;background:var(--border2);margin:0 4px; }
.ann-color {
  width:16px;height:16px;border-radius:50%;cursor:pointer;
  border:2px solid transparent;box-sizing:border-box;
}
.ann-color.active { border-color:var(--accent); }
#ann-size {
  background:var(--surface);color:var(--muted);border:1px solid var(--border2);
  border-radius:4px;padding:2px 4px;font-size:11px;font-family:var(--font);
  cursor:pointer;outline:none;height:28px;
}
#ann-size:focus { border-color:var(--accent); }
.ann-text-input {
  position:absolute;z-index:630;background:transparent;border:1px dashed var(--accent);
  color:inherit;font-size:14px;font-family:var(--font);padding:2px 4px;
  outline:none;min-width:60px;border-radius:2px;
}