/* ── Label dimensions ─────────────────────────────────────────────────── */
:root {
  --label-width:  4in;
  --label-height: 2in;
}

/* ── Design tokens (boxing app palette) ───────────────────────────────── */
:root {
  --font:           "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;

  --bg:             radial-gradient(circle at top right, #eef5ff, #f4f6f8 55%);
  --surface:        #ffffff;
  --surface2:       #f8fbff;

  --border:         #d9e2ec;
  --border2:        #dde7f2;
  --divider:        #edf2f7;

  --text-primary:   #1e2b38;
  --text-secondary: #516173;
  --text-muted:     #64778d;
  --text-label:     #4f647a;
  --text-heading:   #2f3f52;

  --btn-blue:       #1f6ba4;
  --btn-green:      #0e7a3d;
  --btn-disabled:   #8ca699;

  --shadow-card:    0 8px 22px rgba(17, 35, 56, 0.08);
  --r-card:         12px;
  --r-panel:        10px;
  --r-input:        8px;
  --r-btn:          8px;
}

/* ── Reset ────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden], .hidden { display: none !important; }

body {
  font-family: var(--font);
  background: var(--bg);
  min-height: 100vh;
  padding: 20px;
  color: var(--text-primary);
}

/* ── App container — 2-column grid on screen ──────────────────────────── */
.app-container {
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(0, 1.7fr);
  gap: 14px;
  max-width: 1200px;
  margin: 0 auto;
  align-items: start;
}

/* ── Controls panel (left column) ────────────────────────────────────── */
.controls-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* ── Page header ──────────────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border2);
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-heading);
  line-height: 1.2;
}

.page-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.sign-out-btn {
  flex-shrink: 0;
  padding: 7px 13px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  font-family: var(--font);
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 100ms, color 100ms, border-color 100ms;
}
.sign-out-btn:hover {
  background: rgba(220, 38, 38, 0.05);
  color: #8c1f1f;
  border-color: #f1c0c0;
}

/* ── Panels ───────────────────────────────────────────────────────────── */
.panel {
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: var(--r-panel);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-heading);
}

.panel-subheader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn {
  padding: 10px 16px;
  border: 0;
  border-radius: var(--r-btn);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  transition: transform 80ms ease, filter 120ms ease;
  white-space: nowrap;
}
.btn:hover:not(:disabled) {
  filter: brightness(1.06);
  transform: translateY(-1px);
}
.btn:disabled {
  background: var(--btn-disabled) !important;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.btn-primary { background: var(--btn-blue); }
.btn-action  { background: var(--btn-green); min-width: 120px; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.04);
  filter: none;
  transform: none;
}

.button-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ── Search input row ─────────────────────────────────────────────────── */
.search-row {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--r-input);
  padding: 10px 12px;
  position: relative;
}

.search-row-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 5px;
}

.search-row input[type="text"] {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--border);
  outline: none;
  padding: 4px 2px;
  font-family: var(--font);
  font-size: 14px;
  color: var(--text-primary);
  background: transparent;
  transition: border-color 120ms;
}
.search-row input[type="text"]:focus {
  border-bottom-color: var(--btn-blue);
}

/* ── Search results dropdown ──────────────────────────────────────────── */
.search-results {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% - 1px);
  z-index: 50;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0 0 var(--r-input) var(--r-input);
  box-shadow: 0 4px 12px rgba(17, 35, 56, 0.12);
  max-height: 200px;
  overflow-y: auto;
}

.search-item {
  padding: 9px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--divider);
  font-size: 13px;
  color: var(--text-primary);
  text-align: left;
}
.search-item:last-child  { border-bottom: 0; }
.search-item:hover       { background: #f2f6fb; }
.search-item .font-bold  { color: var(--text-primary); font-weight: 600; }
.search-item .text-gray-500 { font-size: 12px; color: var(--text-muted); }

/* ── Status pill ──────────────────────────────────────────────────────── */
.status-pill {
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.status-pill.connected { background: #e8f7ee; color: #0b6131; }
.status-pill.error     { background: #fbecec; color: #8c1f1f; }

/* ── Helper panel internals ───────────────────────────────────────────── */
.helper-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex: 1;
  min-width: 0;
}

.field-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-label);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.field-select {
  padding: 9px 12px;
  border: 1px solid #c8d2de;
  border-radius: var(--r-input);
  font-family: var(--font);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--surface);
  width: 100%;
  outline: none;
  transition: border-color 120ms;
}
.field-select:focus { border-color: var(--btn-blue); }

.hint-text {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}
.hint-text code {
  background: var(--divider);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 11px;
  font-family: Consolas, Monaco, monospace;
  color: var(--text-secondary);
}

/* ── Preview section (right column) ──────────────────────────────────── */
.preview-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.preview-heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-heading);
}

.preview-shell {
  display: flex;
  justify-content: center;
  align-items: center;
}

.qr-codes-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: calc(var(--label-width) + 2rem);
  min-height: calc(var(--label-height) + 2rem);
  padding: 1rem;
  background: #f0f4f8;
  border: 1px dashed #c8d2de;
  border-radius: var(--r-input);
}

.preview-empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
}

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .app-container {
    grid-template-columns: 1fr;
  }
  .helper-row {
    flex-direction: column;
    align-items: stretch;
  }
  .btn-action {
    min-width: 0;
  }
}

/* ═══════════════════════════════════════════════════════════════════════
   LABEL STYLES — do not modify; these control the physical print output
   ═══════════════════════════════════════════════════════════════════════ */

.label {
  --category-size:    8pt;
  --component-size:   7pt;
  --part-size:        16pt;
  --desc-size:        8.8pt;
  --meta-size:        6.6pt;
  --desc-line-height: 1.14;
  --meta-line-height: 1.06;

  width:  var(--label-width);
  height: var(--label-height);
  box-sizing: border-box;
  background: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
  color: #111827;
  padding: 0.11in 0.16in 0.10in;
  border: 1px dashed #c8d2de;

  display: grid;
  grid-template-rows:
    auto
    auto
    auto
    minmax(0, 0.72in)
    minmax(0, 0.42in);

  row-gap: 0.04in;
  overflow: hidden;
}

.category {
  font-size: var(--category-size);
  text-transform: uppercase;
  color: #6b7280;
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}

.component-category {
  font-size: var(--component-size);
  text-transform: uppercase;
  color: #4b5563;
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow-wrap: anywhere;
}

.part_num {
  font-weight: 700;
  font-size: var(--part-size);
  line-height: 1;
  color: #111827;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-block {
  min-height: 0;
  overflow: hidden;
}

.text-block-label {
  font-size: 6pt;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #6b7280;
  margin-bottom: 0.015in;
}

.description-text,
.sub-assembly-text {
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: normal;
}

.description-text {
  font-size: var(--desc-size);
  line-height: var(--desc-line-height);
  font-weight: 500;
  color: #374151;
}

.sub-block {
  border-top: 1px solid #e5e7eb;
  padding-top: 0.03in;
}

.sub-assembly-text {
  font-size: var(--meta-size);
  line-height: var(--meta-line-height);
  color: #4b5563;
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════════════
   PRINT MEDIA — do not modify
   ═══════════════════════════════════════════════════════════════════════ */

@media print {
  @page {
    size: 4in 2in;
    margin: 0;
  }

  html, body {
    width: 4in !important;
    height: 2in !important;
    margin: 0 !important;
    padding: 0 !important;
    background: white !important;
    overflow: hidden !important;
  }

  body * { visibility: hidden !important; }

  .preview-section,
  .preview-section *,
  .preview-shell,
  .preview-shell *,
  .qr-codes-container,
  .qr-codes-container *,
  .label,
  .label * {
    visibility: visible !important;
  }

  .app-container,
  .preview-section,
  .preview-shell,
  .qr-codes-container {
    width: 4in !important;
    min-width: 4in !important;
    max-width: 4in !important;
    height: 2in !important;
    min-height: 2in !important;
    max-height: 2in !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    background: white !important;
    overflow: hidden !important;
  }

  .preview-section,
  .preview-shell,
  .qr-codes-container,
  .label {
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
  }

  .label {
    width: 4in !important;
    height: 2in !important;
    margin: 0 !important;
    border: none !important;
    box-sizing: border-box !important;
    page-break-inside: avoid !important;
  }

  .no-print { display: none !important; }
}