/* KB Editor component — Apple-clean visual language */
.kbe {
  --kbe-bg: #fbfbfd;
  --kbe-surface: #ffffff;
  --kbe-hair: #e8e8ed;
  --kbe-text: #1d1d1f;
  --kbe-muted: #86868b;
  --kbe-accent: #6e40c9;
  --kbe-accent-soft: #f3eefc;
  --kbe-green: #34c759;
  --kbe-amber: #ff9500;
  --kbe-red: #ff3b30;
  border: 1px solid var(--kbe-hair);
  border-radius: 14px;
  background: var(--kbe-surface);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 620px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.04);
  font-family: 'Inter', 'Noto Sans Georgian', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ── toolbar ── */
.kbe-toolbar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  background: rgba(251, 251, 253, .85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--kbe-hair);
  flex-shrink: 0; z-index: 3;
}
.kbe-seg {
  display: inline-flex; background: rgba(118,118,128,.12);
  border-radius: 9px; padding: 2px; gap: 2px;
}
.kbe-seg button {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 12.5px; font-weight: 590;
  color: var(--kbe-text); padding: 5px 14px; border-radius: 7px;
  transition: all .18s cubic-bezier(.2,.8,.4,1); white-space: nowrap;
}
.kbe-seg button.on {
  background: var(--kbe-surface); box-shadow: 0 1px 3px rgba(0,0,0,.12), 0 0 1px rgba(0,0,0,.04);
}
.kbe-seg button:not(.on):hover { color: #000; }
.kbe-tool-spacer { flex: 1; }
.kbe-icon-btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 12.5px; font-weight: 500;
  color: var(--kbe-muted); padding: 5px 10px; border-radius: 8px;
  transition: all .15s;
}
.kbe-icon-btn:hover { background: rgba(118,118,128,.10); color: var(--kbe-text); }
.kbe-icon-btn kbd {
  font-family: inherit; font-size: 10.5px; color: var(--kbe-muted);
  background: rgba(118,118,128,.10); border-radius: 4px; padding: 1px 5px;
}
.kbe-token-pill {
  font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums;
  color: var(--kbe-muted); background: rgba(118,118,128,.08);
  border-radius: 20px; padding: 5px 13px; white-space: nowrap;
  transition: all .2s;
}
.kbe-token-pill.warn { color: #b45309; background: #fff4e0; }
.kbe-token-pill.over { color: #c81e1e; background: #ffe5e5; }

/* ── restore bar ── */
.kbe-restore {
  display: none; align-items: center; gap: 10px;
  padding: 8px 14px; font-size: 12.5px; color: #8a6d00;
  background: #fffbeb; border-bottom: 1px solid #f5e6b8; flex-shrink: 0;
}
.kbe-restore.show { display: flex; }
.kbe-restore button {
  border: none; cursor: pointer; font-family: inherit; font-size: 12px; font-weight: 600;
  padding: 4px 12px; border-radius: 7px; transition: all .15s;
}
.kbe-restore .kbe-yes { background: var(--kbe-accent); color: white; }
.kbe-restore .kbe-yes:hover { filter: brightness(1.1); }
.kbe-restore .kbe-no { background: transparent; color: var(--kbe-muted); }
.kbe-restore .kbe-no:hover { background: rgba(118,118,128,.10); }

/* ── body ── */
.kbe-body { display: flex; flex: 1; min-height: 0; }

.kbe-toc {
  width: 248px; flex-shrink: 0; overflow-y: auto;
  background: var(--kbe-bg); border-right: 1px solid var(--kbe-hair);
  padding: 10px 8px 16px;
}
.kbe-toc-filter {
  width: 100%; margin-bottom: 8px; padding: 6px 11px;
  font-family: inherit; font-size: 12px; color: var(--kbe-text);
  border: none; border-radius: 8px; background: rgba(118,118,128,.10);
  outline: none; transition: all .15s;
}
.kbe-toc-filter:focus { background: var(--kbe-surface); box-shadow: 0 0 0 3px rgba(110,64,201,.15); }
.kbe-toc-filter::placeholder { color: var(--kbe-muted); }
.kbe-toc-item {
  display: flex; align-items: center; gap: 6px;
  padding: 5px 10px; border-radius: 7px; cursor: pointer;
  font-size: 12.5px; line-height: 1.4; color: var(--kbe-text);
  transition: background .12s;
}
.kbe-toc-item:hover { background: rgba(118,118,128,.09); }
.kbe-toc-item.h3 { padding-left: 24px; font-size: 11.5px; color: var(--kbe-muted); }
.kbe-toc-item.cur { background: var(--kbe-accent-soft); color: var(--kbe-accent); font-weight: 600; }
.kbe-toc-badge {
  margin-left: auto; flex-shrink: 0;
  font-size: 9.5px; font-weight: 700; color: #8a6d00;
  background: #fff3cd; border-radius: 8px; padding: 1px 6px;
}

.kbe-main { flex: 1; min-width: 0; position: relative; }
.kbe-cm { position: absolute; inset: 0; }
.kbe-cm .cm-editor { height: 100%; background: var(--kbe-surface); }
.kbe-cm .cm-editor.cm-focused { outline: none; }
.kbe-cm .cm-scroller {
  font-family: 'Noto Sans Georgian', 'Inter', sans-serif !important;
  font-size: 13.5px; line-height: 1.65; padding: 6px 0;
}
.kbe-cm .cm-gutters { background: transparent !important; border-right: none !important; }
.kbe-cm .cm-gutter.cm-lineNumbers { display: none; }
.kbe-cm .cm-foldGutter { width: 16px; color: #c7c7cc; }
.kbe-cm .cm-activeLine { background: rgba(110,64,201,.035) !important; }
.kbe-cm .cm-activeLineGutter { background: transparent !important; }
.kbe-cm .cm-content { padding: 10px 20px 40vh 6px; }
.kbe-cm .cm-panels { border-color: var(--kbe-hair) !important; background: var(--kbe-bg) !important; }
/* search panel: hide replace controls — too dangerous for non-technical editors */
.kbe-cm .cm-panel.cm-search input[name="replace"],
.kbe-cm .cm-panel.cm-search button[name="replace"],
.kbe-cm .cm-panel.cm-search button[name="replaceAll"] { display: none !important; }
.kbe-cm .cm-panel.cm-search { padding: 8px 12px; font-family: inherit; }
.kbe-cm .cm-panel.cm-search input[name="search"] {
  font-family: inherit; font-size: 12.5px; border: 1px solid var(--kbe-hair);
  border-radius: 7px; padding: 4px 10px; outline: none;
}
.kbe-cm .cm-panel.cm-search input[name="search"]:focus { box-shadow: 0 0 0 3px rgba(110,64,201,.15); }
.kbe-cm .cm-panel.cm-search button.cm-button {
  font-family: inherit; font-size: 12px; background: var(--kbe-surface);
  border: 1px solid var(--kbe-hair); border-radius: 7px; padding: 3px 12px; cursor: pointer;
  background-image: none;
}
.kbe-cm .cm-panel.cm-search button.cm-button:hover { border-color: #c7c7cc; }
.kbe-cm .cm-panel.cm-search label { font-size: 11.5px; color: var(--kbe-muted); font-family: inherit; }
.kbe-cm .cm-searchMatch { background: #ffe9a8; }
.kbe-cm .cm-searchMatch-selected { background: #ffd54f; }
/* diff colors — soft, Apple-like */
.kbe-cm .cm-changedLine { background: rgba(52,199,89,.10) !important; }
.kbe-cm .cm-changedText { background: rgba(52,199,89,.28) !important; border-radius: 2px; }
.kbe-cm .cm-deletedChunk { background: rgba(255,59,48,.08) !important; }
.kbe-cm .cm-collapsedLines { background: var(--kbe-bg) !important; color: var(--kbe-muted) !important; border: none !important; padding: 4px 20px !important; font-size: 11.5px; }

/* preview overlay */
.kbe-preview {
  display: none; position: absolute; inset: 0; overflow-y: auto;
  background: var(--kbe-surface); padding: 26px 40px;
}
.kbe-preview.show { display: block; }
.kbe-preview h2 { font-size: 19px; margin: 24px 0 10px; padding-bottom: 7px; border-bottom: 1px solid var(--kbe-hair); letter-spacing: -.02em; }
.kbe-preview h3 { font-size: 15px; margin: 16px 0 7px; }
.kbe-preview p, .kbe-preview li { font-size: 13.5px; line-height: 1.7; }
.kbe-preview ul, .kbe-preview ol { padding-left: 22px; margin: 7px 0; }
.kbe-preview table { border-collapse: collapse; margin: 10px 0; font-size: 12.5px; }
.kbe-preview th, .kbe-preview td { border: 1px solid var(--kbe-hair); padding: 6px 12px; }
.kbe-preview th { background: var(--kbe-bg); font-weight: 600; }
.kbe-preview code { background: var(--kbe-accent-soft); color: var(--kbe-accent); border-radius: 5px; padding: 1px 6px; font-size: 12px; }
.kbe-preview hr { border: none; border-top: 1px solid var(--kbe-hair); margin: 18px 0; }

/* ── status bar ── */
.kbe-status {
  position: relative;
  display: flex; align-items: center; gap: 14px;
  padding: 7px 14px; font-size: 11.5px; color: var(--kbe-muted);
  background: var(--kbe-bg); border-top: 1px solid var(--kbe-hair);
  flex-shrink: 0;
}
.kbe-save { display: inline-flex; align-items: center; gap: 6px; }
.kbe-save .kbe-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--kbe-green); transition: background .2s; }
.kbe-save.dirty .kbe-dot { background: var(--kbe-amber); }
.kbe-diffstat { font-weight: 600; color: var(--kbe-accent); display: none; }
.kbe-diffstat.show { display: inline; }
.kbe-status .kbe-hint { margin-left: auto; opacity: .7; }
.kbe-hist-btn {
  border: none; background: transparent; cursor: pointer;
  font-family: inherit; font-size: 11.5px; font-weight: 500; color: var(--kbe-muted);
  padding: 3px 8px; border-radius: 6px; transition: all .15s;
}
.kbe-hist-btn:hover { background: rgba(118,118,128,.10); color: var(--kbe-text); }
.kbe-hist-menu {
  display: none; position: absolute; bottom: 34px; left: 120px; z-index: 20;
  background: rgba(255,255,255,.92); backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--kbe-hair); border-radius: 12px; min-width: 220px;
  box-shadow: 0 12px 32px rgba(0,0,0,.14), 0 2px 8px rgba(0,0,0,.06);
  padding: 5px; overflow: hidden;
}
.kbe-hist-menu.show { display: block; }
.kbe-hist-item {
  display: flex; justify-content: space-between; gap: 18px;
  padding: 7px 12px; font-size: 12px; color: var(--kbe-text);
  border-radius: 8px; cursor: pointer;
}
.kbe-hist-item:hover { background: var(--kbe-accent-soft); color: var(--kbe-accent); }
.kbe-hist-size { color: var(--kbe-muted); font-variant-numeric: tabular-nums; }
.kbe-hist-empty { padding: 10px 12px; font-size: 12px; color: var(--kbe-muted); }