/* ============================================================
   Custom Folder Designer — Frontend Styles
   ============================================================ */

:root {
  --cfd-accent:      #1e40af;
  --cfd-accent-hover:#1e3a8a;
  --cfd-accent-light:#eff6ff;
  --cfd-text:        #111827;
  --cfd-muted:       #6b7280;
  --cfd-border:      #e5e7eb;
  --cfd-radius:      8px;
  --cfd-shadow:      0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --cfd-shadow-lg:   0 10px 25px rgba(0,0,0,.1);
  --cfd-font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --cfd-transition:  .2s ease;
}

/* ── Wrapper ───────────────────────────────────────────────── */
.cfd-designer {
  font-family: var(--cfd-font);
  color: var(--cfd-text);
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ── Step Indicator ────────────────────────────────────────── */
.cfd-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 2.5rem;
  overflow-x: auto;
  padding-bottom: .25rem;
}

.cfd-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .25rem;
  min-width: 80px;
  opacity: .4;
  transition: opacity var(--cfd-transition);
  cursor: default;
}

.cfd-step.active,
.cfd-step.done {
  opacity: 1;
}

.cfd-step__num {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--cfd-border);
  color: var(--cfd-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .85rem;
  transition: background var(--cfd-transition), color var(--cfd-transition);
}

.cfd-step.active .cfd-step__num {
  background: var(--cfd-accent);
  color: #fff;
}

.cfd-step.done .cfd-step__num {
  background: #16a34a;
  color: #fff;
}

.cfd-step__label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--cfd-muted);
  white-space: nowrap;
}

.cfd-step.active .cfd-step__label {
  color: var(--cfd-accent);
  font-weight: 600;
}

.cfd-step-divider {
  flex: 1;
  height: 2px;
  background: var(--cfd-border);
  min-width: 20px;
}

/* ── Panels ────────────────────────────────────────────────── */
.cfd-panel {
  display: none;
  animation: cfdFadeIn .25s ease;
}

.cfd-panel.active {
  display: block;
}

@keyframes cfdFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cfd-panel__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 .35rem;
}

.cfd-panel__sub {
  color: var(--cfd-muted);
  margin: 0 0 1.75rem;
}

/* ── Product Grid (Step 1) ─────────────────────────────────── */
.cfd-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.cfd-product-card {
  position: relative;
  border: 2px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  padding: 1.25rem;
  cursor: pointer;
  transition: border-color var(--cfd-transition), box-shadow var(--cfd-transition);
  user-select: none;
}

.cfd-product-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.cfd-product-card:hover {
  border-color: var(--cfd-accent);
  box-shadow: var(--cfd-shadow);
}

.cfd-product-card.selected {
  border-color: var(--cfd-accent);
  background: var(--cfd-accent-light);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, .15);
}

.cfd-product-card__img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f9fafb;
  border-radius: calc(var(--cfd-radius) - 2px);
  margin-bottom: 1rem;
  overflow: hidden;
}

.cfd-product-card__img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.cfd-product-card__body strong {
  display: block;
  font-size: 1rem;
  margin-bottom: .4rem;
}

.cfd-product-card__body p {
  font-size: .85rem;
  color: var(--cfd-muted);
  margin: 0;
  line-height: 1.45;
}

.cfd-product-card__check {
  position: absolute;
  top: .6rem;
  right: .75rem;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--cfd-accent);
  color: #fff;
  font-size: .9rem;
  display: none;
  align-items: center;
  justify-content: center;
}

.cfd-product-card.selected .cfd-product-card__check {
  display: flex;
}

/* ── Spec Grid (Step 2) ────────────────────────────────────── */
.cfd-spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.cfd-spec-group {}

.cfd-label {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  margin-bottom: .5rem;
}

.cfd-select {
  width: 100%;
  padding: .6rem .9rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  font-family: var(--cfd-font);
  font-size: .95rem;
  background: #fff;
  cursor: pointer;
  transition: border-color var(--cfd-transition);
  appearance: auto;
}

.cfd-select:focus {
  outline: none;
  border-color: var(--cfd-accent);
  box-shadow: 0 0 0 3px rgba(30,64,175,.12);
}

.cfd-hint {
  font-size: .8rem;
  color: var(--cfd-muted);
  margin: .35rem 0 0;
}

.cfd-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.cfd-radio-option {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .85rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: 999px;
  cursor: pointer;
  font-size: .875rem;
  transition: border-color var(--cfd-transition), background var(--cfd-transition);
  user-select: none;
}

.cfd-radio-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.cfd-radio-option:hover {
  border-color: var(--cfd-accent);
}

.cfd-radio-option.selected {
  border-color: var(--cfd-accent);
  background: var(--cfd-accent-light);
  color: var(--cfd-accent);
  font-weight: 600;
}

/* ── Qty & Price (Step 3) ──────────────────────────────────── */
.cfd-qty-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

@media (max-width: 640px) {
  .cfd-qty-layout { grid-template-columns: 1fr; }
}

.cfd-tier-section h3,
.cfd-qty-section h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 .85rem;
  color: var(--cfd-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}

.cfd-tier-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}

.cfd-tier-table th {
  text-align: left;
  padding: .45rem .65rem;
  background: #f9fafb;
  border-bottom: 1.5px solid var(--cfd-border);
  font-weight: 600;
  color: var(--cfd-muted);
  font-size: .8rem;
  text-transform: uppercase;
}

.cfd-tier-table td {
  padding: .5rem .65rem;
  border-bottom: 1px solid var(--cfd-border);
}

.cfd-tier-table tr.cfd-tier-active {
  background: var(--cfd-accent-light);
  font-weight: 600;
}

.cfd-tier-table tr.cfd-tier-active td {
  color: var(--cfd-accent);
}

.cfd-qty-controls {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .5rem;
}

.cfd-qty-btn {
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.4rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  background: #fff;
  cursor: pointer;
  transition: border-color var(--cfd-transition);
}

.cfd-qty-btn:hover {
  border-color: var(--cfd-accent);
  color: var(--cfd-accent);
}

.cfd-qty-input {
  width: 90px;
  padding: .55rem .75rem;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  font-family: var(--cfd-font);
}

.cfd-qty-input:focus {
  outline: none;
  border-color: var(--cfd-accent);
}

.cfd-qty-min-note {
  font-size: .8rem;
  color: var(--cfd-muted);
  margin: 0 0 1rem;
}

.cfd-price-display {
  background: #f9fafb;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  padding: 1.1rem 1.25rem;
  margin-top: 1rem;
}

.cfd-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .35rem 0;
  font-size: .95rem;
  border-bottom: 1px solid var(--cfd-border);
}

.cfd-price-row:last-of-type { border-bottom: none; }

.cfd-price-row--total {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: .35rem;
  padding-top: .6rem;
  border-top: 1.5px solid var(--cfd-border);
  border-bottom: none;
}

.cfd-price-val {
  font-variant-numeric: tabular-nums;
}

.cfd-next-break {
  margin-top: .75rem;
  padding: .6rem .85rem;
  background: #fefce8;
  border: 1px solid #fde047;
  border-radius: var(--cfd-radius);
  font-size: .82rem;
  color: #854d0e;
}

.cfd-price-loading {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: var(--cfd-muted);
  font-size: .9rem;
  margin-top: 1rem;
}

/* ── Spinner ───────────────────────────────────────────────── */
.cfd-spinner {
  display: inline-block;
  width: 1.1rem;
  height: 1.1rem;
  border: 2px solid var(--cfd-border);
  border-top-color: var(--cfd-accent);
  border-radius: 50%;
  animation: cfdSpin .7s linear infinite;
}

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

/* ── Upload Zone (Step 4) ──────────────────────────────────── */
.cfd-upload-zone {
  border: 2px dashed var(--cfd-border);
  border-radius: var(--cfd-radius);
  padding: 2.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--cfd-transition), background var(--cfd-transition);
  position: relative;
  margin-bottom: 1.25rem;
}

.cfd-upload-zone:hover,
.cfd-upload-zone.drag-over {
  border-color: var(--cfd-accent);
  background: var(--cfd-accent-light);
}

.cfd-upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.cfd-upload-icon {
  font-size: 2.5rem;
  line-height: 1;
  margin-bottom: .5rem;
  color: var(--cfd-accent);
}

.cfd-upload-zone p {
  margin: .25rem 0;
  color: var(--cfd-muted);
}

.cfd-upload-formats {
  font-size: .8rem !important;
  letter-spacing: .05em;
}

.cfd-upload-list {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1rem;
}

.cfd-upload-item {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--cfd-radius);
  font-size: .85rem;
}

.cfd-upload-item.error {
  background: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.cfd-upload-item__remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--cfd-muted);
  font-size: 1rem;
  line-height: 1;
  padding: 0 0 0 .3rem;
}

.cfd-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--cfd-border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: .5rem;
}

.cfd-progress-fill {
  height: 100%;
  background: var(--cfd-accent);
  width: 0;
  transition: width .3s ease;
}

.cfd-textarea {
  width: 100%;
  padding: .65rem .9rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  font-family: var(--cfd-font);
  font-size: .95rem;
  resize: vertical;
  box-sizing: border-box;
}

.cfd-textarea:focus {
  outline: none;
  border-color: var(--cfd-accent);
}

.cfd-upload-skip {
  margin-top: .75rem;
  font-size: .85rem;
  color: var(--cfd-muted);
}

/* ── Review (Step 5) ───────────────────────────────────────── */
.cfd-review-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
  margin-bottom: 2rem;
  align-items: start;
}

@media (max-width: 768px) {
  .cfd-review-layout { grid-template-columns: 1fr; }
}

.cfd-review-summary {
  background: #fff;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  padding: 1.5rem;
}

.cfd-review-summary h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.cfd-review-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .55rem 0;
  border-bottom: 1px solid var(--cfd-border);
  font-size: .9rem;
}

.cfd-review-row:last-child { border-bottom: none; }

.cfd-review-row__key {
  color: var(--cfd-muted);
  min-width: 120px;
}

.cfd-review-row__val {
  font-weight: 600;
  text-align: right;
}

.cfd-review-price-box {
  background: #fff;
  border: 2px solid var(--cfd-accent);
  border-radius: var(--cfd-radius);
  padding: 1.5rem;
  box-shadow: var(--cfd-shadow-lg);
  position: sticky;
  top: 1rem;
}

.cfd-review-total-label {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--cfd-muted);
  margin-bottom: .25rem;
}

.cfd-review-total-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--cfd-accent);
  margin-bottom: .2rem;
  font-variant-numeric: tabular-nums;
}

.cfd-review-unit-price {
  font-size: .85rem;
  color: var(--cfd-muted);
  margin-bottom: 1.5rem;
}

.cfd-trust-badges {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  font-size: .8rem;
  color: #16a34a;
}

.cfd-added-notice {
  display: flex;
  flex-direction: column;
  gap: .65rem;
}

.cfd-added-notice p {
  font-weight: 700;
  color: #16a34a;
  margin: 0;
  font-size: 1.05rem;
}

/* ── Buttons ───────────────────────────────────────────────── */
.cfd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  padding: .65rem 1.4rem;
  border-radius: var(--cfd-radius);
  font-family: var(--cfd-font);
  font-size: .95rem;
  font-weight: 600;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background var(--cfd-transition), border-color var(--cfd-transition), opacity var(--cfd-transition);
  text-decoration: none;
  line-height: 1.4;
}

.cfd-btn--primary {
  background: var(--cfd-accent);
  color: #fff;
  border-color: var(--cfd-accent);
}

.cfd-btn--primary:hover:not(:disabled) {
  background: var(--cfd-accent-hover);
  border-color: var(--cfd-accent-hover);
}

.cfd-btn--outline {
  background: transparent;
  color: var(--cfd-text);
  border-color: var(--cfd-border);
}

.cfd-btn--outline:hover:not(:disabled) {
  border-color: var(--cfd-accent);
  color: var(--cfd-accent);
}

.cfd-btn:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.cfd-btn--full { width: 100%; }

.cfd-btn--lg {
  padding: .85rem 1.5rem;
  font-size: 1.05rem;
}

/* ── Navigation row ────────────────────────────────────────── */
.cfd-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cfd-border);
}

.cfd-nav--right { justify-content: flex-end; }

/* ── Step error ────────────────────────────────────────────── */
.cfd-step-error {
  color: #dc2626;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--cfd-radius);
  padding: .75rem 1rem;
  margin-bottom: 1rem;
  font-size: .9rem;
}

/* ── Small button ──────────────────────────────────────────── */
.cfd-btn--sm { padding: .4rem .85rem; font-size: .85rem; }

/* ── Design Step Layout ────────────────────────────────────── */
.cfd-design-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  align-items: start;
}

@media (max-width: 900px) {
  .cfd-design-layout { grid-template-columns: 1fr; }
}

/* ── Canvas wrap ───────────────────────────────────────────── */
.cfd-design-canvas-wrap { display: flex; flex-direction: column; gap: .75rem; }

.cfd-canvas-view-tabs {
  display: flex;
  gap: .5rem;
}

.cfd-vtab {
  padding: .4rem 1rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  background: #fff;
  cursor: pointer;
  font-size: .85rem;
  font-family: var(--cfd-font);
  transition: border-color var(--cfd-transition), background var(--cfd-transition);
}

.cfd-vtab:hover { border-color: var(--cfd-accent); }
.cfd-vtab.active { background: var(--cfd-accent); color: #fff; border-color: var(--cfd-accent); }

.cfd-canvas-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  align-items: center;
  padding: .5rem .65rem;
  background: #f9fafb;
  border: 1px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
}

.cfd-tool-btn {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .35rem .7rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: 5px;
  background: #fff;
  cursor: pointer;
  font-size: .8rem;
  font-family: var(--cfd-font);
  transition: border-color .15s, background .15s;
}

.cfd-tool-btn:hover { border-color: var(--cfd-accent); }
.cfd-tool-btn.active { background: var(--cfd-accent); color: #fff; border-color: var(--cfd-accent); }

.cfd-toolbar-sep {
  width: 1px;
  height: 22px;
  background: var(--cfd-border);
  margin: 0 .2rem;
}

/* ── Shapes dropdown menu ──────────────────────────────────── */
.cfd-shapes-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 200;
  background: #fff;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  box-shadow: var(--cfd-shadow-lg);
  min-width: 130px;
  overflow: hidden;
}

.cfd-shape-btn {
  display: block;
  width: 100%;
  padding: .5rem .85rem;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  font-size: .85rem;
  font-family: var(--cfd-font);
  transition: background .12s;
}

.cfd-shape-btn:hover { background: var(--cfd-accent-light); color: var(--cfd-accent); }

.cfd-canvas-outer {
  position: relative;
  width: 100%;
  max-width: 648px;
  border: 1px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  overflow: hidden;
  background: #888;
}

.cfd-canvas-dpi-badge {
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--cfd-muted);
  text-transform: uppercase;
  text-align: center;
  padding: .3rem 0;
}

/* ── Design Panel (right column) ───────────────────────────── */
.cfd-design-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cfd-panel-section {
  background: #fff;
  border: 1.5px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  padding: 1rem 1.1rem;
}

.cfd-panel-section__title {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--cfd-muted);
  margin: 0 0 .85rem;
}

/* ── Inline CMYK controls ──────────────────────────────────── */
.cfd-color-swatch-wrap {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: .9rem;
}

.cfd-color-swatch-box {
  width: 54px;
  height: 54px;
  border-radius: 6px;
  border: 1.5px solid var(--cfd-border);
  flex-shrink: 0;
  transition: background .12s;
}

.cfd-hex-field {
  width: 90px;
  padding: .3rem .5rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  font-family: monospace;
  font-size: .82rem;
}

.cfd-sl-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .45rem;
}

.cfd-sl-label {
  font-weight: 800;
  font-size: .88rem;
  width: 14px;
  text-align: center;
  flex-shrink: 0;
}

.cfd-sl {
  flex: 1;
  -webkit-appearance: none;
  height: 5px;
  border-radius: 3px;
  background: var(--cfd-border);
  outline: none;
  cursor: pointer;
}

.cfd-sl::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--cfd-accent);
  cursor: pointer;
  border: 2px solid #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.25);
}

.cfd-num {
  width: 44px;
  padding: .22rem .3rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  text-align: center;
  font-size: .82rem;
  font-family: var(--cfd-font);
}

.cfd-presets {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-top: .75rem;
}

.cfd-preset {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: 1.5px solid rgba(0,0,0,.15);
  cursor: pointer;
  padding: 0;
  transition: transform .12s;
}

.cfd-preset:hover { transform: scale(1.2); }

/* ── Canvas loading state ──────────────────────────────────── */
.cfd-canvas-outer {
  position: relative;
  min-height: 120px;
}

.cfd-canvas-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  font-size: .9rem;
  color: var(--cfd-muted);
  background: #f9fafb;
  border-radius: var(--cfd-radius);
  z-index: 2;
}

/* ── Text controls ─────────────────────────────────────────── */
.cfd-text-controls { display: flex; flex-direction: column; gap: .55rem; }

.cfd-text-row {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
}

.cfd-text-row label { color: var(--cfd-muted); min-width: 30px; }

.cfd-font-size-input {
  width: 58px;
  padding: .25rem .4rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  font-size: .85rem;
  text-align: center;
}

.cfd-fmt-btn {
  padding: .3rem .7rem;
  border: 1.5px solid var(--cfd-border);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  font-size: .9rem;
  font-family: var(--cfd-font);
  transition: border-color .15s, background .15s;
}

.cfd-fmt-btn:hover { border-color: var(--cfd-accent); }

/* ── 3D Modal ──────────────────────────────────────────────── */
.cfd-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99999;
  align-items: center;
  justify-content: center;
}

.cfd-modal.active { display: flex; }

.cfd-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(4px);
}

.cfd-modal-box {
  position: relative;
  z-index: 1;
  background: #1a1a2e;
  border-radius: 12px;
  overflow: hidden;
  width: 90vw;
  max-width: 680px;
  box-shadow: 0 25px 60px rgba(0,0,0,.55);
}

.cfd-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .85rem 1.25rem;
  background: rgba(255,255,255,.06);
  color: #fff;
  font-weight: 600;
  font-size: .95rem;
}

.cfd-modal-close {
  background: none;
  border: none;
  color: rgba(255,255,255,.7);
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
}
.cfd-modal-close:hover { color: #fff; }

/* ── CSS 3D Folder ─────────────────────────────────────────── */
.cfd-3d-scene {
  width: 100%;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 900px;
  background: radial-gradient(ellipse at 50% 30%, #1e293b 0%, #0f172a 100%);
}

.cfd-3d-folder {
  position: relative;
  width: 280px;
  height: 370px;
  transform-style: preserve-3d;
  transform: rotateX(8deg) rotateY(-28deg);
  animation: cfd3dSpin 12s linear infinite;
}

@keyframes cfd3dSpin {
  0%   { transform: rotateX(8deg) rotateY(-28deg); }
  50%  { transform: rotateX(8deg) rotateY(28deg); }
  100% { transform: rotateX(8deg) rotateY(-28deg); }
}

.cfd-3d-folder:hover { animation-play-state: paused; }

.cfd-3d-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
}

.cfd-3d-face--front {
  transform: translateZ(6px);
  background-size: cover;
  background-position: 55% 10%; /* show front panel of template */
  background-color: #fff;
  border-radius: 2px 0 0 2px;
  box-shadow: 4px 0 12px rgba(0,0,0,.25);
}

.cfd-3d-face--back {
  transform: rotateY(180deg) translateZ(6px);
  background: #f0ede8;
  border-radius: 2px 0 0 2px;
}

.cfd-3d-face--right {
  width: 12px;
  transform: rotateY(90deg) translateZ(280px) translateX(-6px);
  background: linear-gradient(to bottom, #d0cdc8, #e8e5e0);
}

.cfd-3d-face--left {
  width: 12px;
  transform: rotateY(-90deg) translateZ(6px);
  background: #c8c5c0;
}

.cfd-3d-face--top {
  height: 12px;
  transform: rotateX(90deg) translateZ(6px);
  background: linear-gradient(to right, #e0ddd8, #d8d5d0);
}

.cfd-3d-face--bottom {
  height: 12px;
  top: auto;
  bottom: 0;
  transform: rotateX(-90deg) translateZ(370px) translateY(6px);
  background: #ccc;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 480px) {
  .cfd-steps { gap: 0; }
  .cfd-step__label { display: none; }
  .cfd-product-grid { grid-template-columns: 1fr; }
  .cfd-spec-grid { grid-template-columns: 1fr; }
  .cfd-3d-container { height: 300px; }
}

/* ============================================================
   CFD Studio — PDA-style layout (Step 2)
   ============================================================ */

.cfd-studio { padding: 0; }

/* ── Top bar ── */
.cfd-studio-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .4rem .75rem;
  background: #fff;
  border-bottom: 1px solid var(--cfd-border);
  gap: .75rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}
.cfd-studio-topbar__dims {
  display: flex;
  align-items: center;
  gap: .25rem;
  font-size: .78rem;
  color: var(--cfd-muted);
}
.cfd-dim-lbl { font-weight: 600; }
.cfd-dim-input {
  width: 44px;
  text-align: center;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  padding: .18rem .25rem;
  font-size: .78rem;
  background: #f9fafb;
}
.cfd-dim-lock { font-size: .85rem; color: var(--cfd-muted); }

.cfd-studio-topbar__tabs { display: flex; gap: .4rem; }
.cfd-vtab {
  padding: .28rem .75rem;
  border-radius: 20px;
  border: 1px solid var(--cfd-border);
  background: transparent;
  font-size: .78rem;
  cursor: pointer;
  color: var(--cfd-muted);
  transition: all var(--cfd-transition);
}
.cfd-vtab.active {
  background: var(--cfd-accent);
  color: #fff;
  border-color: var(--cfd-accent);
}

.cfd-studio-topbar__actions { display: flex; gap: .35rem; align-items: center; }
.cfd-stbtn {
  padding: .28rem .65rem;
  border-radius: 4px;
  border: 1px solid var(--cfd-border);
  background: #fff;
  font-size: .75rem;
  cursor: pointer;
  color: var(--cfd-text);
  transition: all var(--cfd-transition);
  white-space: nowrap;
}
.cfd-stbtn:hover       { background: var(--cfd-accent-light); }
.cfd-stbtn--del        { color: #dc2626; border-color: #fca5a5; }
.cfd-stbtn--del:hover  { background: #fef2f2; }
.cfd-stbtn--pdf        { background: var(--cfd-accent); color: #fff; border-color: var(--cfd-accent); }
.cfd-stbtn--pdf:hover  { background: var(--cfd-accent-hover); }

/* ── Studio body ── */
.cfd-studio-body {
  display: flex;
  min-height: 580px;
  background: #e5e7eb;
  overflow: hidden;
}

/* Icon strip */
.cfd-studio-iconbar {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #1e1b4b;
  width: 62px;
  flex-shrink: 0;
  padding: .4rem 0;
  gap: .05rem;
}
.cfd-sib {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .18rem;
  width: 100%;
  padding: .55rem .2rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,.55);
  transition: all var(--cfd-transition);
}
.cfd-sib:hover  { background: rgba(255,255,255,.1);  color: #fff; }
.cfd-sib.active { background: rgba(255,255,255,.15); color: #fff; }
.cfd-sib__icon  { font-size: 1.1rem; line-height: 1; display: block; }
.cfd-sib__label { font-size: .46rem; letter-spacing: .07em; text-transform: uppercase; line-height: 1; }

/* Sliding panel */
.cfd-studio-spanel {
  width: 210px;
  flex-shrink: 0;
  background: #fff;
  border-right: 1px solid var(--cfd-border);
  overflow-y: auto;
  padding: .65rem .7rem;
}
.cfd-sp          { display: none; }
.cfd-sp.active   { display: block; }

.cfd-sp-photo-btn {
  display: block;
  width: 100%;
  padding: .55rem;
  background: var(--cfd-accent-light);
  border: 1px dashed var(--cfd-accent);
  border-radius: var(--cfd-radius);
  color: var(--cfd-accent);
  cursor: pointer;
  font-size: .82rem;
  text-align: center;
  transition: all var(--cfd-transition);
  margin-bottom: .45rem;
}
.cfd-sp-photo-btn:hover { background: var(--cfd-accent); color: #fff; }

.cfd-sp-hint {
  font-size: .7rem;
  color: var(--cfd-muted);
  text-align: center;
  margin-bottom: .5rem;
}

.cfd-sp-text-heading,
.cfd-sp-text-body {
  display: block;
  width: 100%;
  padding: .5rem;
  background: #f9fafb;
  border: 1px solid var(--cfd-border);
  border-radius: var(--cfd-radius);
  cursor: pointer;
  text-align: center;
  margin-bottom: .35rem;
  transition: background var(--cfd-transition);
}
.cfd-sp-text-heading { font-size: .95rem; }
.cfd-sp-text-body    { font-size: .78rem; }
.cfd-sp-text-heading:hover,
.cfd-sp-text-body:hover { background: var(--cfd-accent-light); }

.cfd-sp-divider { height: 1px; background: var(--cfd-border); margin: .65rem 0; }

.cfd-sp-label {
  display: block;
  font-size: .68rem;
  font-weight: 600;
  color: var(--cfd-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .25rem;
}
.cfd-sp-select {
  width: 100%;
  padding: .3rem .4rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  font-size: .78rem;
  margin-bottom: .45rem;
}
.cfd-sp-row {
  display: flex;
  align-items: center;
  gap: .35rem;
  margin-bottom: .35rem;
}
.cfd-sp-row--fmt { gap: .25rem; }
.cfd-sp-numfield {
  width: 55px;
  padding: .22rem .35rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  font-size: .78rem;
  text-align: center;
}
.cfd-sp-unit { font-size: .72rem; color: var(--cfd-muted); }

/* CMYK panel */
.cfd-sp-swatch-row { display: flex; gap: .55rem; align-items: center; margin-bottom: .65rem; }
.cfd-sp-swatch {
  width: 34px; height: 34px;
  border-radius: var(--cfd-radius);
  border: 1px solid var(--cfd-border);
  flex-shrink: 0;
}
.cfd-sp-cmyk-readout {
  font-size: .65rem;
  color: var(--cfd-muted);
  margin-bottom: .18rem;
  font-family: monospace;
}
.cfd-sp-hex {
  width: 88px;
  padding: .18rem .35rem;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  font-size: .76rem;
  font-family: monospace;
}
.cfd-sp-slider-row {
  display: flex;
  align-items: center;
  gap: .35rem;
  margin-bottom: .3rem;
}
.cfd-sp-presets {
  display: flex;
  flex-wrap: wrap;
  gap: .28rem;
  margin: .5rem 0;
}

/* Shapes panel */
.cfd-sp-shape-btn {
  display: block;
  width: 100%;
  padding: .45rem .65rem;
  background: #f9fafb;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  cursor: pointer;
  font-size: .82rem;
  text-align: left;
  margin-bottom: .3rem;
  transition: background var(--cfd-transition);
}
.cfd-sp-shape-btn:hover { background: var(--cfd-accent-light); }

/* Save panel */
.cfd-sp-action-btn {
  display: block;
  width: 100%;
  padding: .45rem .65rem;
  background: #f9fafb;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  cursor: pointer;
  font-size: .78rem;
  text-align: center;
  margin-bottom: .35rem;
  transition: background var(--cfd-transition);
  color: var(--cfd-text);
}
.cfd-sp-action-btn:hover   { background: var(--cfd-accent-light); }
.cfd-sp-action-btn--3d     { color: var(--cfd-accent); font-weight: 600; }

/* Layers */
.cfd-sp-layers { min-height: 60px; }

/* Canvas area */
.cfd-studio-canvas-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 1.25rem 1rem;
  position: relative;
  overflow: auto;
  background: #e5e7eb;
}
.cfd-canvas-dpi-badge {
  font-size: .68rem;
  color: rgba(255,255,255,.85);
  background: rgba(0,0,0,.38);
  padding: .18rem .6rem;
  border-radius: 20px;
  margin-top: .5rem;
  font-family: monospace;
  letter-spacing: .04em;
}

/* Right panel */
.cfd-studio-right {
  width: 200px;
  flex-shrink: 0;
  background: #fff;
  border-left: 1px solid var(--cfd-border);
  padding: .65rem;
  display: flex;
  flex-direction: column;
  gap: .65rem;
  overflow-y: auto;
}
.cfd-sr-header {
  font-size: .78rem;
  font-weight: 700;
  color: var(--cfd-text);
  padding-bottom: .45rem;
  border-bottom: 1px solid var(--cfd-border);
}
.cfd-sr-title {
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--cfd-muted);
  margin-bottom: .4rem;
}
.cfd-sr-color-row {
  display: flex;
  align-items: center;
  gap: .4rem;
  margin-bottom: .4rem;
}
.cfd-sr-color-label  { font-size: .78rem; flex: 1; }
.cfd-sr-swatch-preview {
  width: 18px; height: 18px;
  border-radius: 3px;
  border: 1px solid var(--cfd-border);
  flex-shrink: 0;
}
.cfd-sr-hex-display { font-size: .68rem; color: var(--cfd-muted); font-family: monospace; }

.cfd-sr-swatches {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .25rem;
  margin-bottom: .4rem;
}
.cfd-sr-sw {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 4px;
  border: 1px solid var(--cfd-border);
  cursor: pointer;
  transition: transform .15s;
}
.cfd-sr-sw:hover { transform: scale(1.15); }

.cfd-sr-qty-row { display: flex; align-items: center; gap: .35rem; }
.cfd-sr-qty-btn {
  width: 26px; height: 26px;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  background: #f9fafb;
  cursor: pointer;
  font-size: .95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.cfd-sr-qty-input {
  width: 56px;
  text-align: center;
  border: 1px solid var(--cfd-border);
  border-radius: 4px;
  padding: .18rem;
  font-size: .82rem;
}
.cfd-sr-price-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .4rem 0;
  border-top: 1px solid var(--cfd-border);
}
.cfd-sr-price-label { font-size: .75rem; color: var(--cfd-muted); }
.cfd-sr-price-val   { font-size: .95rem; font-weight: 700; color: var(--cfd-accent); }
.cfd-sr-continue    { width: 100%; }
.cfd-sr-cmyk-note   { font-size: .63rem; color: var(--cfd-muted); text-align: center; margin: 0; font-family: monospace; }

/* Mobile */
@media (max-width: 860px) {
  .cfd-studio-body    { flex-wrap: wrap; min-height: auto; }
  .cfd-studio-iconbar { flex-direction: row; width: 100%; height: auto; }
  .cfd-studio-spanel,
  .cfd-studio-right   { width: 100%; }
  .cfd-studio-canvas-area { min-height: 320px; }
}