/* ════════════════════════════════════════
   HERO NLP UI
   ════════════════════════════════════════ */

.builder-layout {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px 24px 24px;
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 32px;
  min-height: auto;
}

@media (min-width: 1024px) and (max-width: 1679px) {
  .builder-layout {
    grid-template-columns: 1fr minmax(320px, 38%);
    gap: 24px;
    padding: 24px 64px;
  }
}

@media (max-width: 1023px) {
  .builder-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 20px 16px;
  }

  #panel-builder .preview-panel {
    height: auto;
    min-height: 360px;
  }
}

.input-panel {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* Hero Section */
.nlp-hero {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}

.nlp-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--amber-glow), transparent);
}

.nlp-hero:hover,
.nlp-hero:focus-within {
  border-color: var(--border-amber);
  box-shadow: 0 0 0 1px var(--border-amber), var(--shadow-lg);
  transform: translateY(-2px);
}

.nlp-hero-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.nlp-textarea {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.6;
  resize: none;
  outline: none;
  min-height: 120px;
}

.nlp-textarea::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

/* Rule Name — mandatory, user-defined identity of the whole rule. Sits
   above the NLP description, inside the same "hero" card, styled to match
   but as a single-line field with its own required/invalid state. */
.rule-name-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.5;
  outline: none;
  padding: 8px 14px;
  box-sizing: border-box;
  transition: var(--transition);
}

.rule-name-input::placeholder {
  color: var(--text-muted);
  font-weight: 400;
}

.rule-name-input:focus {
  border-bottom-color: var(--border-amber);
}

.rule-name-input.rule-name-input--invalid {
  border-bottom-color: var(--danger);
}

.rule-name-error {
  display: none;
  color: var(--danger);
  font-size: 0.72rem;
  font-weight: 600;
  margin: 6px 0 4px;
}

.rule-name-error.show {
  display: block;
}

/* ── Rule identity row: Rule Name + Adjustment Type ──────────────────────
   Two rule-level identity fields sitting side by side. They deliberately
   share .rule-name-input so the underline, type scale and focus colour are
   identical — a native <select> styled as a bordered box next to a
   borderless underlined input reads as two different design languages. */
.rule-identity-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 0.55fr);
  gap: 24px;
  align-items: start;
}

.rule-identity-field {
  min-width: 0; /* let the name field actually shrink inside the grid */
}

/* Footer strip under each field. Fixed min-height so the two columns stay
   vertically aligned whether or not the error message is showing. */
.rule-field-foot {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  min-height: 18px;
  margin-top: 6px;
}

.rule-field-foot .rule-name-error {
  margin: 0;
}

.rule-name-counter {
  margin-left: auto;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.rule-target-hint {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ── Adjustment Type: custom glass dropdown ──────────────────────────────
   A native <select> can't be styled past the closed state — the open list is
   drawn by the OS, which is where that hard blue highlight came from. So the
   real <select> stays in the DOM for form semantics/keyboard, visually hidden,
   and this button + listbox is what's on screen. */
.rule-target-wrap {
  position: relative;
}

/* Real select kept for semantics + fallback if JS never runs. */
.rule-target-native {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.rule-target-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 14px;
  box-sizing: border-box;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

.rule-target-trigger:hover {
  border-bottom-color: var(--text-muted);
}

.rule-target-trigger:focus-visible,
.rule-target-wrap.is-open .rule-target-trigger {
  border-bottom-color: var(--border-amber);
}

.rule-target-chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

.rule-target-wrap.is-open .rule-target-chevron {
  transform: rotate(180deg);
}

/* The glass panel. backdrop-filter over a translucent surface is what gives
   the frosted look; the layered shadow + hairline inset keeps it soft rather
   than a flat dropped box. */
.rule-target-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 60;
  padding: 6px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface-2) 78%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
  box-shadow:
    0 12px 32px -8px rgba(15, 23, 42, 0.18),
    0 2px 8px -2px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  opacity: 0;
  transform: translateY(-6px) scale(0.98);
  transform-origin: top center;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

.rule-target-wrap.is-open .rule-target-panel {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Browsers without backdrop-filter get a solid surface rather than an
   unreadably transparent panel. */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .rule-target-panel {
    background: var(--surface-2);
  }
}

.rule-target-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  outline: none;
  transition: background 0.14s ease, color 0.14s ease;
}

.rule-target-option:hover,
.rule-target-option:focus-visible {
  background: color-mix(in srgb, var(--amber) 10%, transparent);
}

.rule-target-option[aria-selected='true'] {
  color: var(--amber);
  background: color-mix(in srgb, var(--amber) 14%, transparent);
}

.rule-target-option-check {
  opacity: 0;
  flex-shrink: 0;
  transition: opacity 0.14s ease;
}

.rule-target-option[aria-selected='true'] .rule-target-option-check {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .rule-target-panel,
  .rule-target-chevron,
  .rule-target-option {
    transition: none;
  }
}

@container rulehero (max-width: 380px) {
  .rule-identity-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* Fallback for browsers without container queries: approximate the same
   breakpoint from the viewport (card ≈ viewport − 480px preview − gutters). */
@supports not (container-type: inline-size) {
  @media (max-width: 1080px) {
    .rule-identity-row {
      grid-template-columns: 1fr;
      gap: 14px;
    }
  }
}

.nlp-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.nlp-actions {
  display: flex;
  gap: 12px;
}

.btn-generate {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--amber-dark), var(--amber));
  border: none;
  border-radius: var(--radius);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-generate:hover:not(:disabled) {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 25px var(--amber-glow);
}

.btn-generate:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  filter: grayscale(1);
}

/* Example Pills */
.examples-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 800;
  margin-bottom: 14px;
  display: block;
}

.example-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.example-pill {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 30px;
  color: var(--text-sec);
  font-size: 0.8rem;
  padding: 8px 18px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.example-pill:hover {
  background: var(--amber-glow);
  border-color: var(--border-amber);
  color: var(--amber);
  transform: scale(1.05);
}

/* Status & Progressive Area */
#status-area .status-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.status-spinner {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--text-primary);
  font-weight: 600;
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border);
  border-top-color: var(--amber);
  border-radius: 50%;
  animation: spin 1s infinite cubic-bezier(0.5, 0.1, 0.4, 0.9);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1100px) {
  .builder-layout {
    grid-template-columns: 1fr;
  }
}

/* ══════════════════════════════════════════════════════════════════
   RULE BUILDER SOFT VISUAL STYLES & STUDIO HEADER (Reference Screenshot 3)
   - border-radius: --radius-lg (14px) on cards & condition/action rows
   - box-shadow: --shadow on cards, --shadow-lg on hover
   - low-contrast borders & generous padding density
   ══════════════════════════════════════════════════════════════════ */

.rule-studio-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 24px 32px 16px 32px;
  max-width: 1600px;
  margin: 0 auto;
  gap: 24px;
}

.studio-category-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 6px;
}

.studio-main-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px 0;
  line-height: 1.25;
}

.studio-description {
  font-size: 0.9rem;
  color: var(--text-sec);
  margin: 0;
  max-width: 580px;
  line-height: 1.5;
}

.studio-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
  flex-shrink: 0;
}

.draft-workspace-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.pill-dot {
  font-size: 0.6rem;
  color: var(--accent);
}

.wizard-step-indicator {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 6px 16px;
  box-shadow: var(--shadow-sm);
}

.wizard-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
}

.wizard-step.step-completed {
  color: var(--accent);
}

.wizard-step.step-active {
  color: var(--text-primary);
}

.wizard-step.step-upcoming {
  color: var(--text-muted);
}

.step-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 700;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 700;
}

.step-active .step-num {
  background: var(--ink);
  color: var(--surface);
}

.step-upcoming .step-num {
  background: var(--surface-3);
  color: var(--text-muted);
}

.step-connector {
  width: 24px;
  height: 2px;
  background: var(--border);
  border-radius: 1px;
}

/* Card Section Header inside .chat-panel */
.card-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 -24px 20px -24px;
  padding: 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  box-sizing: border-box;
}

.section-title-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.step-badge-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 800;
}

.section-badge-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-heading {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2px 0 0 0;
}

.btn-icon-more {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: var(--transition);
}

.btn-icon-more:hover {
  background: var(--surface-2);
  color: var(--text-primary);
}

.live-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

#panel-builder .chat-panel {
  display: flex;
  flex-direction: column;
  padding: 0 24px 24px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  background: var(--surface);
  position: relative;
  overflow-y: auto;
  box-sizing: border-box;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

#panel-builder .preview-panel {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  background: var(--surface);
  position: relative;
  overflow: hidden;
  height: 100%;
  box-sizing: border-box;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

#panel-builder .chat-panel:hover,
#panel-builder .preview-panel:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

#panel-builder .nlp-hero {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 32px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

#panel-builder .nlp-hero:hover,
#panel-builder .nlp-hero:focus-within {
  box-shadow: var(--shadow-lg);
  border-color: var(--border-amber);
}

/* ══════════════════════════════════════════════════════════════════
   UNIFIED IF / THEN CONTINUOUS CARD
   - Single card wrapper combining IF & THEN sections
   - Single 4px green left rail on the outer group card
   - Flush condition/action rows separated by thin dividers
   - Small left-aligned text link for "+ Add Condition" / "+ Add Action"
   ══════════════════════════════════════════════════════════════════ */
#panel-builder .if-then-unified-card,
#panel-builder .branch-edit-card {
  background: #ffffff !important;
  border: 1px solid var(--border-strong, #cbd5e1) !important;
  border-left: 4px solid var(--accent, #00503a) !important;
  border-radius: var(--radius-lg, 12px) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.04) !important;
  padding: 18px 20px !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
  margin-bottom: 16px !important;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#panel-builder .if-then-unified-card:hover,
#panel-builder .branch-edit-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04) !important;
  border-color: var(--accent-border, #00503a) !important;
}

.if-then-divider {
  height: 1px;
  background: var(--border-light, #e2e8f0);
  margin: 4px 0;
  width: 100%;
}

/* Remove individual card wrappers & left rails from internal condition/action rows */
#panel-builder .criterion-row,
#panel-builder .action-row,
#panel-builder .branch-criterion-row,
#panel-builder .branch-action-row {
  background: transparent !important;
  border: none !important;
  border-left: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  padding: 8px 0 !important;
  margin: 0 !important;
}

/* Thin bottom divider between flush rows */
#panel-builder .criterion-row:not(:last-child),
#panel-builder .action-row:not(:last-child),
#panel-builder .branch-criterion-row:not(:last-child),
#panel-builder .branch-action-row:not(:last-child) {
  border-bottom: 1px solid var(--border-light, #e2e8f0) !important;
}

#panel-builder .btn-remove-row {
  color: var(--text-muted);
  transition: color 0.15s ease, background 0.15s ease;
}

#panel-builder .btn-remove-row:hover {
  color: var(--neg, #ef4444) !important;
  background: var(--surface-2) !important;
}

/* Small left-aligned text links for "+ Add Condition" & "+ Add Action" */
#panel-builder .btn-add-condition,
#panel-builder .btn-add-action {
  width: auto !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  align-self: flex-start !important;
  margin-top: 6px !important;
  padding: 4px 0 !important;
  background: transparent !important;
  border: none !important;
  color: var(--accent, #00503a) !important;
  font-size: 0.8rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  box-shadow: none !important;
  border-radius: 4px !important;
  transition: color 0.15s ease !important;
}

#panel-builder .btn-add-condition:hover,
#panel-builder .btn-add-action:hover {
  background: transparent !important;
  color: var(--accent, #00503a) !important;
  border: none !important;
  text-decoration: underline !important;
}

#panel-builder .rule-summary-text,
#panel-builder .json-block {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

#panel-builder .example-pills .btn-ghost {
  border-radius: 20px;
  border: 1px solid var(--border);
  padding: 8px 16px;
  transition: var(--transition);
}

#panel-builder .example-pills .btn-ghost:hover {
  background: var(--accent-soft);
  border-color: var(--accent-border);
  color: var(--accent);
  box-shadow: var(--shadow-sm);
}

/* ══════════════════════════════════════════════════════════════════
   FORM CONTROLS SOFT CARD STYLING & FOCUS GLOW (6 Selectors)
   - border-radius: --radius-lg (14px)
   - box-shadow: --shadow-sm
   - :focus state: box-shadow with var(--accent-border) soft green glow
   ══════════════════════════════════════════════════════════════════ */
#panel-builder .rule-name-input,
#panel-builder .rule-target-trigger,
#panel-builder .builder-adj-select,
#panel-builder #preview-rule-aug-min,
#panel-builder #preview-rule-aug-max,
#panel-builder .nlp-textarea,
#panel-builder #user-input,
#panel-builder .builder-scope-select,
#panel-builder .nlp-select,
#panel-builder .btn-generate,
#panel-builder #generate-btn {
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* PA Range Min/Max Inputs - Active, crisp white, with distinct visible borders */
#panel-builder #preview-rule-aug-min,
#panel-builder #preview-rule-aug-max,
#panel-builder #preview-branch-aug-min,
#panel-builder #preview-branch-aug-max,
#panel-builder .preview-rule-aug-min,
#panel-builder .preview-rule-aug-max,
#panel-builder .branch-aug-min,
#panel-builder .branch-aug-max,
#panel-builder .rule-aug-min,
#panel-builder .rule-aug-max,
#panel-builder #edit-rule-aug-min,
#panel-builder #edit-rule-aug-max {
  background: #ffffff !important;
  border: 1.5px solid var(--border-strong, #cbd5e1) !important;
  color: var(--text-primary, #0f172a) !important;
  font-weight: 500 !important;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.03) !important;
  opacity: 1 !important;
}

#panel-builder #preview-rule-aug-min::placeholder,
#panel-builder #preview-rule-aug-max::placeholder,
#panel-builder #preview-branch-aug-min::placeholder,
#panel-builder #preview-branch-aug-max::placeholder,
#panel-builder .preview-rule-aug-min::placeholder,
#panel-builder .preview-rule-aug-max::placeholder,
#panel-builder .branch-aug-min::placeholder,
#panel-builder .branch-aug-max::placeholder,
#panel-builder .rule-aug-min::placeholder,
#panel-builder .rule-aug-max::placeholder,
#panel-builder #edit-rule-aug-min::placeholder,
#panel-builder #edit-rule-aug-max::placeholder {
  color: var(--text-muted, #94a3b8) !important;
  opacity: 1 !important;
  font-weight: 400 !important;
}

#panel-builder #preview-rule-aug-min:hover,
#panel-builder #preview-rule-aug-max:hover,
#panel-builder #preview-branch-aug-min:hover,
#panel-builder #preview-branch-aug-max:hover,
#panel-builder .preview-rule-aug-min:hover,
#panel-builder .preview-rule-aug-max:hover,
#panel-builder .branch-aug-min:hover,
#panel-builder .branch-aug-max:hover {
  border-color: var(--accent-border, #00503a) !important;
}

/* Rule Preview & Builder Form Control Inputs - Crisp White Surface */
#panel-builder .c-field,
#panel-builder .c-comparator,
#panel-builder .c-value,
#panel-builder .a-target,
#panel-builder .a-type,
#panel-builder .a-value,
#panel-builder .a-unit,
#panel-builder .db-select,
#panel-builder #edit-rule-summary,
#panel-builder #edit-preview-eff-from,
#panel-builder #edit-preview-eff-to {
  background: #ffffff !important;
  border: 1px solid var(--border-strong, #cbd5e1) !important;
  color: var(--text-primary, #0f172a) !important;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.02);
}

/* Focus state with --accent-border soft green glow */
#panel-builder .rule-name-input:focus,
#panel-builder .rule-target-trigger:focus-visible,
#panel-builder .builder-adj-select:focus,
#panel-builder #preview-rule-aug-min:focus,
#panel-builder #preview-rule-aug-max:focus,
#panel-builder #preview-branch-aug-min:focus,
#panel-builder #preview-branch-aug-max:focus,
#panel-builder .nlp-textarea:focus,
#panel-builder #user-input:focus,
#panel-builder .builder-scope-select:focus,
#panel-builder .nlp-select:focus,
#panel-builder .c-field:focus,
#panel-builder .c-comparator:focus,
#panel-builder .c-value:focus,
#panel-builder .a-target:focus,
#panel-builder .a-type:focus,
#panel-builder .a-value:focus,
#panel-builder .a-unit:focus,
#panel-builder .db-select:focus,
#panel-builder #edit-rule-summary:focus,
#panel-builder #edit-preview-eff-from:focus,
#panel-builder #edit-preview-eff-to:focus {
  box-shadow: 0 0 0 3px var(--accent-border), var(--shadow-sm) !important;
  border-color: var(--accent) !important;
  outline: none;
}

/* Generate button hover elevation */
#panel-builder .btn-generate:hover,
#panel-builder #generate-btn:hover {
  box-shadow: var(--shadow);
}

/* ══════════════════════════════════════════════════════════════════
   FOOTER STRIP (4 STAT CARDS BELOW BUILDER LAYOUT)
   - Visually attached to layout above (matching 1400px width, tight gap)
   - Estimated Impact | Conditions Active | Conflicts | Status
   ══════════════════════════════════════════════════════════════════ */
.rule-builder-footer-wrapper {
  max-width: 1400px;
  margin: 0 auto 32px auto;
  padding: 0 24px;
  box-sizing: border-box;
  clear: both;
}

.rule-builder-footer-strip {
  width: 100%;
  margin: 0;
  padding: 16px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: center;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}

.footer-stat-card {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-stat-icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.footer-stat-icon-wrap.icon-impact {
  background: var(--surface-2);
  color: var(--text-sec);
  border: 1px solid var(--border);
}

.footer-stat-icon-wrap.icon-conditions {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.footer-stat-icon-wrap.icon-conflicts {
  background: var(--surface-2);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.footer-stat-icon-wrap.icon-status {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.footer-stat-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Item 1: Eyebrow label keeps uppercase + letter-spacing */
.footer-stat-label {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-sec);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Item 1: Value switches to normal sentence case / title case */
.footer-stat-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: none;
}

@media (min-width: 1024px) and (max-width: 1679px) {
  .rule-builder-footer-wrapper {
    padding: 0 64px;
  }
}

@media (max-width: 1023px) {
  .rule-builder-footer-wrapper {
    padding: 0 16px;
  }

  .rule-builder-footer-strip {
    grid-template-columns: repeat(2, 1fr);
    padding: 16px 20px;
  }
}

@media (max-width: 600px) {
  .rule-builder-footer-strip {
    grid-template-columns: 1fr;
    padding: 14px 16px;
  }
}

/* ══════════════════════════════════════════════════════════════════
   ENHANCED EMPTY PREVIEW STATE (Matching Reference Screenshot)
   ══════════════════════════════════════════════════════════════════ */
#panel-builder .preview-panel > .panel-header {
  display: none;
}

#rule-preview-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
  box-sizing: border-box;
}

#panel-builder .preview-empty {
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
  padding: 0;
  color: var(--text-primary);
  text-align: left;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  box-sizing: border-box;
}

.preview-empty-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 20px 24px 16px 24px;
  border-bottom: 1px solid var(--border);
}

.empty-header-category {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 4px;
}

.empty-header-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  text-transform: none;
}

/* Item 2: Compact padding eliminates dead trailing whitespace */
.empty-card-body {
  padding: 24px 24px 28px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Item 4: Restyled decorative 3-step row to look subtle & illustrative */
.decorative-steps-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  opacity: 0.75;
}

.deco-step {
  display: flex;
  align-items: center;
  justify-content: center;
}

.deco-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px dashed var(--border);
  background: var(--surface-2);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
}

.deco-line {
  width: 24px;
  height: 1px;
  background: var(--border);
}

/* Document Icon */
.empty-doc-icon-wrap {
  color: var(--accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.85;
}

/* Main Heading & Subtext */
.empty-main-heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 8px 0;
  text-transform: none;
}

.empty-subtext {
  font-size: 0.85rem;
  color: var(--text-sec);
  line-height: 1.5;
  margin: 0 0 20px 0;
  max-width: 360px;
}

.empty-subtext .highlight-action {
  color: var(--accent);
  font-weight: 700;
}

.empty-divider {
  width: 100%;
  max-width: 380px;
  height: 1px;
  background: var(--border);
  margin-bottom: 20px;
}

/* Numbered Mini-List */
.empty-mini-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
  align-self: flex-start;
  width: 100%;
  max-width: 380px;
}

.empty-mini-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mini-item-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--surface-3);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  flex-shrink: 0;
}

.mini-item-text {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-sec);
  text-transform: none;
}

/* ══════════════════════════════════════════════════════════════════
   RESTYLED SIMILAR RULES SUGGESTION CARDS (Matching Reference Screenshot)
   ══════════════════════════════════════════════════════════════════ */
#suggest-list .suggest-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#suggest-list .suggest-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}

.suggest-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.suggest-scope-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.suggest-arrow-icon {
  color: var(--text-muted);
  display: flex;
  align-items: center;
  transition: transform 0.2s ease, color 0.2s ease;
}

#suggest-list .suggest-card:hover .suggest-arrow-icon {
  color: var(--accent);
  transform: translateX(2px);
}

#suggest-list .suggest-card-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2px 0 0 0;
}

#suggest-list .suggest-card-desc {
  font-size: 0.82rem;
  color: var(--text-sec);
  line-height: 1.4;
  margin: 0;
}

.suggest-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.suggest-impact-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
}

.suggest-condition-count {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Shown on a Similar Rules card when the match is a multi-branch rule, so the
   analyst knows the single card stands for N sub-rules before opening it. */
.suggest-subrule-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 7px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--text-muted);
  background: var(--surface-2);
  white-space: nowrap;
  vertical-align: middle;
}

/* Same pill, different meaning: N SEPARATE rules sharing a name, rather than
   N sub-rules of one rule. Amber so the two are never misread for each other —
   a duplicate rule name is usually something to clean up. */
.suggest-subrule-badge--collision {
  color: var(--warning, #92610a);
  border-color: var(--warning, #92610a);
  background: transparent;
}