/* ═══════════════════════════════════════════════════════════════════════════
   pb_form_tools.css  —  Bilan AI Universal Form Enhancement Tools
   Covers: PBGrid | PBInterview | PBDraft | PBAttachments | PBBulkImport | PBBatch
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── SHARED TOOLBAR BAR ──────────────────────────────────────────────────── */
.pb-tools-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .375rem;
  padding: .5rem .75rem;
  background: linear-gradient(135deg, #f0f4ff 0%, #fafafa 100%);
  border: 1px solid #d0d8ef;
  border-radius: .5rem .5rem 0 0;
  margin-bottom: 0;
}
.pb-tools-bar .pb-tool-group {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.pb-tools-bar .pb-tool-sep {
  width: 1px;
  height: 1.5rem;
  background: #d0d8ef;
  margin: 0 .25rem;
}
.pb-tools-bar + .card,
.pb-tools-bar + form {
  border-radius: 0 0 .5rem .5rem;
}

/* ── AUTOSAVE BADGE ──────────────────────────────────────────────────────── */
.pb-autosave-badge {
  font-size: .7rem;
  animation: pbFadeIn .3s ease;
}
@keyframes pbFadeIn { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:none; } }

/* ── DRAFT RESTORE BANNER ────────────────────────────────────────────────── */
.pb-draft-banner {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem 1rem;
  background: #fff8e1;
  border: 1px solid #ffc107;
  border-radius: .5rem;
  margin-bottom: 1rem;
  font-size: .875rem;
}
.pb-draft-banner .pb-draft-icon { color: #e6a800; font-size: 1.1rem; }
.pb-draft-banner .pb-draft-text { flex:1; }
.pb-draft-banner .pb-draft-actions { display:flex; gap:.5rem; }

/* ── REVIEW MODAL ────────────────────────────────────────────────────────── */
.pb-review-modal .modal-header { background: linear-gradient(135deg, #1e3a5f 0%, #2d6a9f 100%); }
.pb-review-content table td:first-child { color: #495057; width: 38%; }

/* ── STEP-HIDDEN (Interview mode) ────────────────────────────────────────── */
.pb-step-hidden { display: none !important; }

/* ── INTERVIEW LAYOUT ────────────────────────────────────────────────────── */
.pb-interview-wrapper {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.pb-interview-wrapper.pb-interview-active .pb-interview-form {
  flex: 1;
  min-width: 0;
}

/* Sidebar */
.pb-interview-sidebar {
  width: 220px;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid #d0d8ef;
  border-radius: .75rem;
  box-shadow: 0 2px 12px rgba(0,0,0,.08);
  position: sticky;
  top: 70px;
  overflow: hidden;
}
.pb-interview-header {
  display: flex;
  align-items: center;
  padding: .75rem 1rem;
  background: linear-gradient(135deg, #1e3a5f 0%, #2d6a9f 100%);
  color: #fff;
  font-weight: 600;
  font-size: .875rem;
  gap: .5rem;
}
.pb-interview-close {
  margin-left: auto;
  background: none;
  border: none;
  color: rgba(255,255,255,.7);
  cursor: pointer;
  padding: 0 .25rem;
  line-height: 1;
  transition: color .15s;
}
.pb-interview-close:hover { color: #fff; }

.pb-interview-steps { padding: .5rem 0; }
.pb-interview-step {
  display: flex;
  align-items: center;
  gap: .625rem;
  padding: .5rem 1rem;
  cursor: pointer;
  font-size: .8125rem;
  color: #6c757d;
  transition: background .15s;
  border-left: 3px solid transparent;
}
.pb-interview-step:hover { background: #f8f9fa; }
.pb-interview-step.active {
  background: #eef2ff;
  color: #1e3a5f;
  font-weight: 600;
  border-left-color: #2d6a9f;
}
.pb-interview-step.completed { color: #198754; }
.pb-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.375rem;
  height: 1.375rem;
  border-radius: 50%;
  background: #dee2e6;
  color: #495057;
  font-size: .6875rem;
  font-weight: 700;
  flex-shrink: 0;
}
.pb-interview-step.active .pb-step-num {
  background: #2d6a9f;
  color: #fff;
}
.pb-interview-step.completed .pb-step-num {
  background: #198754;
  color: #fff;
}
.pb-step-title { flex: 1; }
.pb-interview-nav {
  display: flex;
  gap: .5rem;
  padding: .75rem 1rem;
  border-top: 1px solid #e9ecef;
}
.pb-interview-nav .btn { flex: 1; }
.pb-interview-tip {
  padding: .625rem 1rem .875rem;
  font-size: .75rem;
  color: #6c757d;
  line-height: 1.4;
}

/* ── GRID (PBGrid) ───────────────────────────────────────────────────────── */
.pb-drag-handle {
  cursor: grab;
  color: #adb5bd;
  padding: 0 .25rem;
  font-size: .75rem;
  display: inline-block;
  user-select: none;
  transition: color .15s;
}
.pb-drag-handle:hover { color: #495057; }
.pb-drag-handle:active { cursor: grabbing; }
tr.pb-dragging { opacity: .5; background: #f8f9fa !important; }
tr.pb-drag-over { border-top: 2px solid #2d6a9f !important; }

/* Grid keyboard shortcut badge */
.pb-grid-hint {
  font-size: .7rem;
  color: #6c757d;
  padding: .125rem 0;
  user-select: none;
  -webkit-user-select: none;
}
.pb-grid-hint-label {
  font-size: .6rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  opacity: .55;
  font-weight: 600;
  margin-right: .25rem;
}
/* Keyboard keys — 3D keycap look, NOT an input field */
kbd {
  display: inline-block;
  font-size: .65rem;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-weight: 700;
  color: #333;
  background: linear-gradient(to bottom, #fff 0%, #e4e4e4 100%);
  border: 1px solid #a0a0a0;
  border-bottom-width: 2px;
  border-radius: 4px;
  padding: 1px 5px;
  box-shadow: 0 1px 2px rgba(0,0,0,.2), inset 0 1px 0 #fff;
  line-height: 1.5;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

/* ── ATTACHMENTS PANEL ───────────────────────────────────────────────────── */
.pb-attachment-panel {
  border: 1px solid #d0d8ef;
  border-radius: .75rem;
  overflow: hidden;
}
.pb-attachment-header {
  display: flex;
  align-items: center;
  padding: .625rem 1rem;
  background: #f8f9fa;
  border-bottom: 1px solid #dee2e6;
  font-weight: 600;
  font-size: .875rem;
  color: #495057;
}
.pb-dropzone {
  padding: 1.5rem 1rem;
  text-align: center;
  cursor: pointer;
  background: #fafbff;
  transition: background .2s, border-color .2s;
  border: 2px dashed #d0d8ef;
  margin: .75rem;
  border-radius: .5rem;
}
.pb-dropzone:hover, .pb-dropzone.pb-dragover {
  background: #eef2ff;
  border-color: #2d6a9f;
}
.pb-dropzone p { margin-bottom: .25rem; font-size: .875rem; color: #6c757d; }
.pb-attachment-list { padding: .25rem .75rem .75rem; }
.pb-attach-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .4rem .5rem;
  border-radius: .375rem;
  font-size: .8125rem;
  transition: background .15s;
}
.pb-attach-item:hover { background: #f8f9fa; }
.pb-attach-name { min-width: 0; }
.pb-attach-progress-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.pb-attach-progress-bar {
  height: 4px;
  background: #dee2e6;
  border-radius: 2px;
  overflow: hidden;
}
.pb-attach-progress {
  height: 100%;
  background: linear-gradient(90deg, #2d6a9f, #4a9fd8);
  transition: width .25s ease;
  border-radius: 2px;
}
.pb-attach-progress-pct {
  font-size: .6rem;
  color: #6c757d;
  font-weight: 600;
  line-height: 1;
}

/* ── BULK IMPORT ─────────────────────────────────────────────────────────── */
.pb-import-dropzone {
  border: 2px dashed #d0d8ef !important;
  background: #fafbff;
  cursor: pointer;
  transition: background .2s, border-color .2s;
}
.pb-import-dropzone:hover, .pb-import-dropzone.pb-dragover {
  background: #eef2ff;
  border-color: #2d6a9f !important;
}
.pb-import-step { animation: pbFadeIn .2s ease; }
#pb-bulk-preview-wrap { max-height: 380px; overflow-y: auto; }

/* ── BATCH TOOLBAR ───────────────────────────────────────────────────────── */
.pb-batch-toolbar {
  position: sticky;
  top: 60px;
  z-index: 100;
  padding: .5rem .75rem;
  margin-bottom: .75rem;
  border-radius: .5rem;
  background: linear-gradient(135deg, #1e3a5f 0%, #2d5f8a 100%);
  box-shadow: 0 4px 15px rgba(30,58,95,.3);
  animation: pbSlideDown .2s ease;
}
@keyframes pbSlideDown {
  from { opacity:0; transform:translateY(-10px); }
  to   { opacity:1; transform:none; }
}
.pb-batch-inner {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
}
.pb-batch-count {
  color: #fff;
  font-weight: 600;
  font-size: .875rem;
  white-space: nowrap;
}
.pb-batch-actions { display:flex; gap:.375rem; flex-wrap:wrap; }
.pb-batch-actions .btn { font-size: .8125rem; padding: .25rem .625rem; }
.pb-batch-close {
  margin-left: auto;
  background: none;
  border: none;
  color: rgba(255,255,255,.7);
  cursor: pointer;
  padding: .25rem;
  line-height: 1;
  transition: color .15s;
}
.pb-batch-close:hover { color: #fff; }

/* Row checkbox column */
.pb-row-select, .pb-select-all {
  cursor: pointer;
  vertical-align: middle;
}
tr.table-active { background: rgba(45,106,159,.07) !important; }

/* ── INTERVIEW TOGGLE BUTTON ─────────────────────────────────────────────── */
.pb-interview-toggle-btn {
  background: linear-gradient(135deg, #6f42c1 0%, #9b59b6 100%);
  border: none;
  color: #fff;
  font-size: .8125rem;
  padding: .35rem .875rem;
  border-radius: 20px;
  cursor: pointer;
  transition: opacity .15s, box-shadow .15s;
  white-space: nowrap;
}
.pb-interview-toggle-btn:hover { opacity: .88; box-shadow: 0 2px 8px rgba(111,66,193,.4); }
.pb-interview-toggle-btn.active { background: linear-gradient(135deg, #495057 0%, #6c757d 100%); }

/* ── IMPORT BUTTON ───────────────────────────────────────────────────────── */
.pb-import-btn { font-size: .8125rem; }

/* ── AI FILL BUTTON ──────────────────────────────────────────────────────── */
.pb-ai-fill-btn {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff !important;
  border: none;
  font-size: .8125rem;
  font-weight: 600;
  padding: .35rem .875rem;
  border-radius: 20px;
  cursor: pointer;
  transition: opacity .15s, box-shadow .15s, transform .1s;
  white-space: nowrap;
  letter-spacing: .01em;
}
.pb-ai-fill-btn:hover {
  opacity: .9;
  box-shadow: 0 3px 10px rgba(99,102,241,.45);
  transform: translateY(-1px);
}
.pb-ai-fill-btn:active { transform: translateY(0); opacity: 1; }

/* ── AI FILL MODAL ───────────────────────────────────────────────────────── */
#pb-ai-fill-modal .modal-header {
  background: linear-gradient(135deg, #3730a3 0%, #6d28d9 100%);
  color: #fff;
  border-bottom: none;
  padding: 1rem 1.25rem;
}
#pb-ai-fill-modal .modal-title { font-weight: 700; font-size: 1rem; }
#pb-ai-fill-modal .btn-close { filter: invert(1) grayscale(1) brightness(2); }

/* Drop zone */
.pb-ai-dropzone {
  border: 2px dashed #c4b5fd;
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  border-radius: .875rem;
  padding: 2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
}
.pb-ai-dropzone:hover, .pb-ai-dropzone.pb-ai-dragover {
  border-color: #7c3aed;
  background: linear-gradient(135deg, #ede9fe 0%, #ddd6fe 100%);
}
.pb-ai-dropzone label { cursor: pointer; color: #7c3aed; font-weight: 600; }
.pb-ai-dropzone label:hover { text-decoration: underline; }

/* File preview row */
.pb-ai-file-preview {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  background: #f8f5ff;
  border: 1px solid #e9d5ff;
  border-radius: .625rem;
  margin-top: .75rem;
  animation: pbFadeIn .15s ease;
}

/* Spinner */
.pb-ai-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid #ede9fe;
  border-top-color: #7c3aed;
  border-radius: 50%;
  animation: pb-spin .8s linear infinite;
  margin: 0 auto;
}
@keyframes pb-spin { to { transform: rotate(360deg); } }

/* Review table editable fields */
#pb-ai-review-content .pb-ai-review-field,
#pb-ai-review-content .pb-ai-line-field {
  border-color: #ddd6fe;
  font-size: .8125rem;
  background: #faf9ff;
  transition: border-color .15s;
}
#pb-ai-review-content .pb-ai-review-field:focus,
#pb-ai-review-content .pb-ai-line-field:focus {
  border-color: #7c3aed;
  box-shadow: 0 0 0 .2rem rgba(124,58,237,.15);
}
#pb-ai-review-content .table thead { font-size: .75rem; }
#pb-ai-review-content .table td { vertical-align: middle; padding: .35rem .5rem; }

/* AI step transitions */
#pb-ai-step-input, #pb-ai-step-processing,
#pb-ai-step-review, #pb-ai-step-error { animation: pbFadeIn .2s ease; }

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .pb-interview-wrapper { flex-direction: column; }

/* =============================================================================
   AI ASSIST -- slide-in co-pilot panel (pb-assist-*)
   ============================================================================= */

/* Trigger button */
.pb-ai-assist-btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .3rem .75rem;
  font-size: .8125rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1.5px solid #0d6efd;
  background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
  color: #fff;
  cursor: pointer;
  transition: box-shadow .15s, transform .1s;
  white-space: nowrap;
}
.pb-ai-assist-btn:hover {
  box-shadow: 0 3px 10px rgba(13,110,253,.4);
  transform: translateY(-1px);
}
.pb-ai-assist-btn:active { transform: translateY(0); }

/* Panel -- fixed right-side slide-in drawer */
.pb-assist-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 380px;
  max-width: 96vw;
  height: 100vh;
  background: #fff;
  border-left: 1px solid #dee2e6;
  box-shadow: -4px 0 24px rgba(0,0,0,.12);
  display: flex;
  flex-direction: column;
  z-index: 1060;
  transform: translateX(100%);
  transition: transform .28s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
}
.pb-assist-panel.pb-assist-open { transform: translateX(0); }

/* Header */
.pb-assist-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .9rem 1rem;
  background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
  color: #fff;
  flex-shrink: 0;
}
.pb-assist-title {
  font-weight: 700;
  font-size: .9375rem;
  letter-spacing: .01em;
}
.pb-assist-close {
  background: none;
  border: none;
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  cursor: pointer;
  padding: .2rem .4rem;
  border-radius: 4px;
  line-height: 1;
  transition: color .15s, background .15s;
}
.pb-assist-close:hover { color: #fff; background: rgba(255,255,255,.15); }

/* Body (scrollable) */
.pb-assist-body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
}

/* Hint text */
.pb-assist-hint {
  font-size: .8125rem;
  color: #6c757d;
  margin-bottom: .6rem;
  text-transform: capitalize;
}

/* Action buttons */
.pb-assist-action-list { display: flex; flex-direction: column; gap: .4rem; }
.pb-assist-action-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: .6rem .85rem;
  background: #f8f9fa;
  border: 1.5px solid #e9ecef;
  border-radius: 8px;
  font-size: .8375rem;
  font-weight: 500;
  color: #212529;
  cursor: pointer;
  text-align: left;
  transition: background .15s, border-color .15s, box-shadow .15s;
}
.pb-assist-action-btn:hover {
  background: #e8f0fe;
  border-color: #0d6efd;
  box-shadow: 0 2px 8px rgba(13,110,253,.12);
  color: #0d6efd;
}
.pb-assist-action-btn:hover .pb-assist-action-arr { color: #0d6efd; }
.pb-assist-comp-btn {
  border-color: #198754;
  background: #f0fdf4;
  color: #155724;
}
.pb-assist-comp-btn:hover {
  background: #d1fae5;
  border-color: #198754;
  color: #155724;
  box-shadow: 0 2px 8px rgba(25,135,84,.12);
}
.pb-assist-action-lbl { flex: 1; }
.pb-assist-action-arr { font-size: .75rem; color: #adb5bd; flex-shrink: 0; }

/* Loading state */
.pb-assist-loading {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 2rem;
}
.pb-assist-spinner {
  width: 40px; height: 40px;
  border: 3px solid #e9ecef;
  border-top-color: #0d6efd;
  border-radius: 50%;
  animation: pbSpin .7s linear infinite;
}
@keyframes pbSpin { to { transform: rotate(360deg); } }
.pb-assist-loading-txt { font-size: .875rem; color: #6c757d; text-align: center; }

/* Result section */
.pb-assist-result-sec { flex: 1; display: flex; flex-direction: column; }
.pb-assist-result-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  margin-bottom: .75rem;
  flex-wrap: wrap;
}
.pb-assist-result-lbl {
  font-weight: 600;
  font-size: .875rem;
  color: #212529;
  flex: 1;
}
.pb-assist-result-btns { display: flex; gap: .4rem; }
.pb-assist-copy-btn,
.pb-assist-back-btn {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .25rem .55rem;
  font-size: .78rem;
  font-weight: 500;
  border-radius: 5px;
  cursor: pointer;
  transition: background .15s;
}
.pb-assist-copy-btn {
  background: #f8f9fa;
  border: 1px solid #dee2e6;
  color: #495057;
}
.pb-assist-copy-btn:hover { background: #e9ecef; }
.pb-assist-back-btn {
  background: #f8f9fa;
  border: 1px solid #dee2e6;
  color: #0d6efd;
}
.pb-assist-back-btn:hover { background: #e8f0fe; }

/* Result content */
.pb-assist-result-body {
  flex: 1;
  overflow-y: auto;
  font-size: .8375rem;
  line-height: 1.6;
  color: #212529;
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 8px;
  padding: .85rem 1rem;
}
.pb-assist-result-body p { margin-bottom: .4rem; }
.pb-assist-h {
  font-weight: 700;
  font-size: .875rem;
  margin: .6rem 0 .3rem;
  color: #0d6efd;
}
.pb-assist-li { display: flex; gap: .4rem; margin-bottom: .2rem; }
.pb-assist-num { font-weight: 700; color: #0d6efd; min-width: 1.4rem; flex-shrink: 0; }

/* Status emoji spans */
.pb-ok   { color: #198754; }
.pb-warn { color: #fd7e14; }
.pb-err  { color: #dc3545; }

/* Mobile: bottom sheet */
@media (max-width: 576px) {
  .pb-assist-panel {
    width: 100vw;
    height: 80vh;
    top: auto;
    bottom: 0;
    right: 0;
    border-left: none;
    border-top: 1px solid #dee2e6;
    border-radius: 16px 16px 0 0;
    transform: translateY(100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
  }
  .pb-assist-panel.pb-assist-open { transform: translateY(0); }
}