/* ═══════════════════════ Checklist Designer (Task 2) ═══════════════════════
   Block-based visual checklist designer. Scoped under .ckd- prefix so it
   never collides with the legacy row-builder's .ckl- styles. */

.ckd-scope { font-family: inherit; color: #111; }

/* ── Top bar ── */
.ckd-scope .ckd-topbar {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  padding: .75rem 1rem;
  background: #fff;
  border-bottom: 1.5px solid #d4d4d8;
  position: sticky;
  top: 0;
  z-index: 20;
}
.ckd-scope .ckd-topbar .ckd-field {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  font-size: .7rem;
  font-weight: 600;
  color: #52525b;
}
.ckd-scope .ckd-topbar input,
.ckd-scope .ckd-topbar select {
  padding: .45rem .6rem;
  border-radius: 8px;
  font-size: .82rem;
  outline: none;
  box-sizing: border-box;
  background: #f9fafb;
  border: 1.5px solid #d4d4d8;
  color: #111;
  min-width: 160px;
}
.ckd-scope .ckd-topbar input:focus,
.ckd-scope .ckd-topbar select:focus {
  border-color: #32c800;
}
.ckd-scope .ckd-topbar-spacer { flex: 1; }
.ckd-scope .ckd-topbar-actions { display: flex; gap: .5rem; align-items: flex-end; }

.ckd-scope .ckd-btn {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  font-size: .8125rem;
  font-weight: 700;
  border-radius: 7px;
  padding: .5rem 1rem;
  cursor: pointer;
  border: 1.5px solid #d1d5db !important;
  background: #fff !important;
  color: #374151 !important;
}
.ckd-scope .ckd-btn:hover { background: #f4f4f5 !important; }
.ckd-scope .ckd-btn-primary {
  background: #111 !important;
  color: #fff !important;
  border: none !important;
}
.ckd-scope .ckd-btn-primary:hover { background: #2a2a2a !important; }
.ckd-scope .ckd-btn-accent {
  background: #32c800 !important;
  color: #fff !important;
  border: none !important;
}
.ckd-scope .ckd-btn-accent:hover { background: #2bb000 !important; }
.ckd-scope .ckd-btn:disabled { opacity: .5; cursor: not-allowed; }

.ckd-scope .ckd-msg {
  padding: .5rem .75rem;
  border-radius: 8px;
  font-size: .8rem;
  font-weight: 600;
  margin: 0 1rem;
}
.ckd-scope .ckd-msg-ok { background: #dcfce7; color: #15803d; }
.ckd-scope .ckd-msg-err { background: #fee2e2; color: #b91c1c; }
.ckd-scope .ckd-msg-notice { background: #fef9c3; color: #854d0e; }

/* ── 3-pane layout ── */
.ckd-scope .ckd-body {
  display: flex;
  align-items: flex-start;
  gap: 0;
  min-height: calc(100vh - 220px);
}

/* Left palette */
.ckd-scope .ckd-palette {
  width: 200px;
  flex: 0 0 200px;
  background: #f9fafb;
  border-right: 1.5px solid #d4d4d8;
  padding: 1rem .75rem;
  box-sizing: border-box;
  position: sticky;
  top: 68px;
  align-self: flex-start;
}
.ckd-scope .ckd-palette-title {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #71717a;
  margin: 0 0 .6rem .1rem;
}
.ckd-scope .ckd-palette-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  width: 100%;
  padding: .6rem .7rem;
  margin-bottom: .5rem;
  border-radius: 8px;
  border: 1.5px solid #d4d4d8 !important;
  background: #fff !important;
  color: #111 !important;
  font-size: .82rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}
.ckd-scope .ckd-palette-item:hover {
  border-color: #32c800 !important;
  background: #f4fff0 !important;
}
.ckd-scope .ckd-palette-item .ckd-pi-icon {
  font-size: 1rem;
  width: 1.3rem;
  text-align: center;
}

/* Center canvas work area */
.ckd-scope .ckd-workarea {
  flex: 1;
  background: #e5e7eb;
  padding: 2rem 1rem;
  min-height: calc(100vh - 220px);
  box-sizing: border-box;
  display: flex;
  justify-content: center;
}
.ckd-scope .ckd-canvas {
  width: 794px;
  max-width: 100%;
  background: #fff;
  box-shadow: 0 2px 18px rgba(0,0,0,.18);
  border-radius: 4px;
  padding: 2.5rem 2.75rem;
  box-sizing: border-box;
  min-height: 1050px;
}
.ckd-scope .ckd-canvas-empty {
  color: #a1a1aa;
  text-align: center;
  padding: 3rem 1rem;
  font-size: .9rem;
  border: 1.5px dashed #d4d4d8;
  border-radius: 8px;
}

/* Right properties panel */
.ckd-scope .ckd-props {
  width: 260px;
  flex: 0 0 260px;
  background: #f9fafb;
  border-left: 1.5px solid #d4d4d8;
  padding: 1rem .9rem;
  box-sizing: border-box;
  position: sticky;
  top: 68px;
  align-self: flex-start;
  min-height: 200px;
}
.ckd-scope .ckd-props-title {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #71717a;
  margin: 0 0 .6rem .1rem;
}
.ckd-scope .ckd-props-empty {
  color: #a1a1aa;
  font-size: .82rem;
}
.ckd-scope .ckd-props-row {
  margin-bottom: .75rem;
}
.ckd-scope .ckd-props-row label {
  display: block;
  font-size: .72rem;
  font-weight: 600;
  color: #52525b;
  margin-bottom: .3rem;
}
.ckd-scope .ckd-props-row .ckd-prop-actions {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

/* ── Blocks on canvas ── */
.ckd-scope .ckd-block {
  position: relative;
  margin-bottom: 1rem;
  padding: .5rem .6rem;
  border-radius: 6px;
  border: 1.5px solid transparent;
  cursor: pointer;
}
.ckd-scope .ckd-block:hover {
  border-color: #d4d4d8;
}
.ckd-scope .ckd-block.ckd-selected {
  outline: 2px solid #32c800;
  outline-offset: 2px;
  border-color: transparent;
}
.ckd-scope .ckd-block-toolbar {
  position: absolute;
  top: -1.6rem;
  right: 0;
  display: none;
  gap: .25rem;
  background: #111;
  border-radius: 6px;
  padding: .2rem .3rem;
  z-index: 5;
}
.ckd-scope .ckd-block.ckd-selected .ckd-block-toolbar { display: flex; }
.ckd-scope .ckd-block.ckd-selected .ckd-fmt-toolbar { display: flex; }
.ckd-scope .ckd-block-toolbar button {
  background: transparent !important;
  border: none !important;
  color: #fff !important;
  font-size: .78rem;
  cursor: pointer;
  padding: .2rem .35rem;
  border-radius: 4px;
  line-height: 1;
}
.ckd-scope .ckd-block-toolbar button:hover { background: #333 !important; }

.ckd-scope .ckd-block-label {
  font-size: .62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #a1a1aa;
  margin-bottom: .25rem;
}

/* Heading / text content-editable areas */
.ckd-scope .ckd-heading-content {
  font-size: 1.4rem;
  font-weight: 700;
  outline: none;
  min-height: 1.6em;
}
.ckd-scope .ckd-text-content {
  font-size: .95rem;
  line-height: 1.5;
  outline: none;
  min-height: 1.4em;
}
.ckd-scope .ckd-divider-content {
  border: none;
  border-top: 1.5px solid #d4d4d8;
  margin: .5rem 0;
}
.ckd-scope .ckd-section-block {
  border: 1.5px dashed #d4d4d8;
  border-radius: 8px;
  padding: .75rem .75rem .5rem;
}
.ckd-scope .ckd-section-title {
  font-size: 1.1rem;
  font-weight: 700;
  outline: none;
  min-height: 1.4em;
  margin-bottom: .5rem;
  color: #111;
}
.ckd-scope .ckd-section-children {
  min-height: 40px;
}
.ckd-scope .ckd-section-children-empty {
  color: #a1a1aa;
  font-size: .8rem;
  padding: .5rem;
  text-align: center;
  border: 1px dashed #e4e4e7;
  border-radius: 6px;
}

/* Inline formatting toolbar (bold/italic/underline/size/color/align) —
   only shown while its parent block is selected. */
.ckd-scope .ckd-fmt-toolbar {
  display: none;
  align-items: center;
  gap: .35rem;
  background: #fff;
  border: 1.5px solid #d4d4d8;
  border-radius: 8px;
  padding: .3rem .4rem;
  margin-bottom: .35rem;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  flex-wrap: wrap;
}
.ckd-scope .ckd-fmt-toolbar button {
  background: #f9fafb !important;
  border: 1px solid #d4d4d8 !important;
  color: #111 !important;
  border-radius: 5px;
  width: 26px;
  height: 26px;
  cursor: pointer;
  font-size: .8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.ckd-scope .ckd-fmt-toolbar button:hover,
.ckd-scope .ckd-fmt-toolbar button.ckd-fmt-active {
  border-color: #32c800 !important;
  background: #f4fff0 !important;
  color: #227a00 !important;
}
.ckd-scope .ckd-fmt-toolbar select,
.ckd-scope .ckd-fmt-toolbar input[type="color"] {
  border: 1px solid #d4d4d8;
  border-radius: 5px;
  height: 26px;
  font-size: .75rem;
  background: #f9fafb;
}
.ckd-scope .ckd-fmt-toolbar input[type="color"] {
  width: 28px;
  padding: 1px;
  cursor: pointer;
}

/* ── Table block ── */
.ckd-scope .ckd-table {
  border-collapse: collapse;
  width: 100%;
  margin: .25rem 0;
  table-layout: fixed;
}
.ckd-scope .ckd-table td {
  border: 1px solid #d4d4d8;
  padding: 6px 8px;
  min-width: 60px;
  vertical-align: top;
  cursor: text;
}
.ckd-scope .ckd-cell-content {
  outline: none;
  min-height: 1.3em;
  font-size: .88rem;
  line-height: 1.4;
}
.ckd-scope .ckd-table td.ckd-cell-selected {
  outline: 2px solid #32c800;
  outline-offset: -2px;
  box-shadow: inset 0 0 0 2px #32c800;
  position: relative;
  z-index: 1;
}

/* Table structure / cell-format controls in the Properties panel */
.ckd-scope .ckd-props-row input[type="color"] {
  width: 40px;
  height: 30px;
  padding: 2px;
  border: 1px solid #d4d4d8;
  border-radius: 5px;
  cursor: pointer;
  background: #f9fafb;
}
.ckd-scope .ckd-btn.ckd-fmt-active {
  border-color: #32c800 !important;
  background: #f4fff0 !important;
  color: #227a00 !important;
}

@media (max-width: 1100px) {
  .ckd-scope .ckd-palette,
  .ckd-scope .ckd-props { width: 170px; flex-basis: 170px; }
  .ckd-scope .ckd-canvas { padding: 1.5rem; }
}

/* ── Fields (Task 4) ── */
.ckd-scope .ckd-palette-title:not(:first-child) { margin-top: 1.25rem; }

.ckd-scope .ckd-field-block {
  border: 1.5px solid #e4e4e7;
  border-radius: 8px;
  background: #fafbfc;
}
.ckd-scope .ckd-field-block.ckd-selected { background: #f4fff0; }

.ckd-scope .ckd-field-label-row {
  font-size: .9rem;
  font-weight: 600;
  color: #111;
  margin-bottom: .35rem;
}
.ckd-scope .ckd-field-required {
  color: #dc2626;
  margin-left: .2rem;
  font-weight: 700;
}
.ckd-scope .ckd-field-input-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .4rem;
}
.ckd-scope .ckd-field-input {
  padding: .4rem .55rem;
  border-radius: 6px;
  border: 1.5px solid #d4d4d8;
  background: #f4f4f5;
  color: #52525b;
  font-size: .85rem;
  max-width: 220px;
}
.ckd-scope .ckd-field-unit {
  font-size: .8rem;
  color: #71717a;
  font-weight: 600;
}
.ckd-scope .ckd-field-pills {
  display: flex;
  gap: .4rem;
}
.ckd-scope .ckd-pill {
  display: inline-flex;
  align-items: center;
  padding: .25rem .6rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
  border: 1.5px solid #d4d4d8;
  color: #52525b;
  background: #fff;
}
.ckd-scope .ckd-pill-ok { border-color: #86efac; color: #15803d; }
.ckd-scope .ckd-pill-notok { border-color: #fca5a5; color: #b91c1c; }
.ckd-scope .ckd-pill-na { border-color: #d4d4d8; color: #71717a; }
.ckd-scope .ckd-field-checkbox-wrap {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .85rem;
  color: #52525b;
}
.ckd-scope .ckd-field-dataname {
  display: inline-block;
  font-size: .68rem;
  font-weight: 600;
  color: #71717a;
  background: #f0f0f1;
  border-radius: 4px;
  padding: .1rem .4rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* In-cell field preview */
.ckd-scope .ckd-cell-field {
  margin-top: .35rem;
  padding-top: .35rem;
  border-top: 1px dashed #d4d4d8;
}
.ckd-scope .ckd-cell-field .ckd-field-label-row { font-size: .8rem; margin-bottom: .2rem; }
.ckd-scope .ckd-cell-field .ckd-field-input-row { margin-bottom: .25rem; }
.ckd-scope .ckd-cell-field .ckd-field-input { max-width: 140px; font-size: .78rem; padding: .25rem .4rem; }
.ckd-scope .ckd-cell-field .ckd-pill { padding: .18rem .45rem; font-size: .68rem; }
.ckd-scope .ckd-cell-field .ckd-field-dataname { font-size: .62rem; }

/* Field properties panel rows */
.ckd-scope .ckd-field-prop-input,
.ckd-scope .ckd-props-row select {
  width: 100%;
  padding: .45rem .6rem;
  border-radius: 7px;
  font-size: .82rem;
  outline: none;
  box-sizing: border-box;
  background: #fff;
  border: 1.5px solid #d4d4d8;
  color: #111;
}
.ckd-scope .ckd-field-prop-input:focus,
.ckd-scope .ckd-props-row select:focus { border-color: #32c800; }
.ckd-scope .ckd-field-checkbox-row {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .82rem;
  font-weight: 600;
  color: #52525b;
  cursor: pointer;
}
.ckd-scope .ckd-field-dataname-err {
  color: #b91c1c;
  font-size: .72rem;
  font-weight: 600;
  margin-top: .3rem;
}