/* PDF to Image — workspace layout (pti- prefix) */

:root,
body.theme-future {
  --pti-primary: var(--theme, #2563eb);
  --pti-primary-hover: var(--theme-deep, #1d4ed8);
  --pti-primary-light: var(--theme-dim, #eff6ff);
  --pti-text: var(--text, #0f172a);
  --pti-muted: var(--muted, #64748b);
  --pti-border: var(--line, #e2e8f0);
  --pti-page-bg: #f8fafc;
  --pti-danger: #ef4444;
}

.pti-page {
  width: 100%;
}

.pti-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.pti-dropzone-wrap {
  margin-bottom: 28px;
}

.pti-dropzone {
  min-height: 280px;
  cursor: pointer;
}

.pti-dropzone.is-dragover {
  border-color: var(--pti-primary);
  background: var(--pti-primary-light);
}

.pti-dropzone .cp-browse-btn {
  pointer-events: none;
}

/* Workspace: grid left + settings right */
.pti-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 24px;
  align-items: start;
  margin-bottom: 36px;
}

.pti-workspace[hidden] {
  display: none !important;
}

.pti-main {
  min-width: 0;
}

.pti-settings {
  position: sticky;
  top: 88px;
  padding: 20px 18px;
  border: 1px solid var(--pti-border);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.pti-settings__title {
  margin: 0 0 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--pti-text);
}

.pti-settings__hint {
  margin: 6px 0 0;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--pti-muted);
}

.pti-form-group {
  margin: 0 0 18px;
}

.pti-form-group > label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--pti-muted);
}

.pti-settings .ui-select {
  width: 100%;
}

.pti-settings .ui-select__trigger {
  font-size: 0.86rem;
}

.pti-settings .ui-select__option {
  font-size: 0.8rem;
}

.pti-fieldset {
  margin: 0 0 18px;
  padding: 0;
  border: 0;
}

.pti-fieldset legend {
  margin-bottom: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--pti-muted);
}

.pti-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--pti-text);
  cursor: pointer;
}

.pti-radio input {
  accent-color: var(--pti-primary);
}

.pti-input {
  width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--pti-border);
  border-radius: 9px;
  background: #fff;
  color: var(--pti-text);
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.pti-input:focus {
  border-color: var(--pti-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.pti-range-wrap,
.pti-size-wrap {
  margin-top: 10px;
}

.pti-size-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.pti-size-row label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--pti-muted);
}

.pti-size-row .pti-input {
  min-height: 38px;
}

/* File bar */
.pti-filebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px 16px;
  margin-bottom: 12px;
  border: 1px solid var(--pti-border);
  border-radius: 12px;
  background: #fff;
}

.pti-filebar__info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.pti-filebar__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--pti-primary-light);
  color: var(--pti-primary);
  flex-shrink: 0;
}

.pti-filebar__title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--pti-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}

.pti-filebar__meta {
  margin: 2px 0 0;
  font-size: 0.8rem;
  color: var(--pti-muted);
}

.pti-filebar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pti-page .cp-btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--pti-border);
  border-radius: 9px;
  background: #fff;
  color: var(--pti-text);
  font-size: 0.84rem;
  font-weight: 600;
}

.pti-page .cp-btn-outline:hover {
  border-color: var(--pti-primary);
  color: var(--pti-primary);
  background: var(--pti-primary-light);
}

.pti-page .cp-btn-outline:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.pti-reorder-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--pti-primary-light);
  color: var(--pti-primary);
  font-size: 0.84rem;
  font-weight: 500;
}

.pti-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.pti-toolbar__btn {
  min-height: 34px !important;
  padding: 0 12px !important;
  font-size: 0.8rem !important;
}

/* Thumbnail grid: ~3–5 per row */
.pti-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.pti-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 2px solid var(--pti-border);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
  cursor: grab;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  user-select: none;
}

.pti-card:active {
  cursor: grabbing;
}

.pti-card.is-selected {
  border-color: var(--pti-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.pti-card:not(.is-selected) {
  opacity: 0.72;
}

.pti-card.is-drag-over {
  border-color: var(--pti-primary);
  background: var(--pti-primary-light);
}

.pti-card.is-dragging {
  opacity: 0.45;
}

.pti-card__drag {
  display: flex;
  justify-content: center;
  padding: 8px 8px 0;
  color: #94a3b8;
}

.pti-card__drag-dots {
  display: grid;
  grid-template-columns: repeat(3, 4px);
  gap: 3px;
}

.pti-card__drag-dots span {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
}

.pti-card__remove {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.55);
  color: #fff;
  cursor: pointer;
}

.pti-card__remove:hover {
  background: #b91c1c;
}

.pti-card__check {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  background: #fff;
  border: 2px solid var(--pti-border);
  color: transparent;
  pointer-events: none;
}

.pti-card.is-selected .pti-card__check {
  background: var(--pti-primary);
  border-color: var(--pti-primary);
  color: #fff;
}

.pti-card__thumb {
  aspect-ratio: 3 / 4;
  margin: 6px 10px 0;
  border-radius: 8px;
  overflow: hidden;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pti-card__thumb canvas,
.pti-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #fff;
}

.pti-card__thumb-loading {
  font-size: 0.72rem;
  color: var(--pti-muted);
}

.pti-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 10px 12px;
}

.pti-card__page {
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: #f1f5f9;
  color: var(--pti-text);
  font-size: 0.82rem;
  font-weight: 700;
}

.pti-card.is-selected .pti-card__page {
  background: var(--pti-primary);
  color: #fff;
}

.pti-card__label {
  flex: 1;
  min-width: 0;
  font-size: 0.72rem;
  color: var(--pti-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: right;
}

.pti-empty {
  padding: 28px 16px;
  text-align: center;
  border: 1px dashed var(--pti-border);
  border-radius: 12px;
  background: #fff;
  color: var(--pti-muted);
  font-size: 0.9rem;
}

.pti-empty[hidden] {
  display: none !important;
}

.pti-grid-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-top: 4px;
  font-size: 0.88rem;
  color: var(--pti-muted);
}

.pti-grid-footer__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.pti-convert-btn {
  justify-content: center;
  min-height: 40px;
  padding: 0 18px;
  white-space: nowrap;
}

.pti-convert-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.pti-main .pti-status {
  margin: 10px 0 0;
  min-height: 1.2em;
  font-size: 0.82rem;
  color: var(--pti-muted);
  text-align: right;
}

.pti-main .pti-status.is-error {
  color: #b91c1c;
}

.pti-main .pti-status.is-ok {
  color: var(--pti-primary);
  font-weight: 600;
}

.pti-main .pti-status.is-busy {
  color: var(--pti-text);
}

/* Feature cards */
.pti-features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 8px 0 36px;
}

.pti-feature {
  padding: 18px 16px;
  border: 1px solid var(--pti-border);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.03);
}

.pti-feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
  border-radius: 10px;
  background: var(--pti-primary-light);
  color: var(--pti-primary);
}

.pti-feature h3 {
  margin: 0 0 6px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--pti-text);
}

.pti-feature p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--pti-muted);
}

/* Popular format links */
.pti-links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pti-seo-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--pti-border);
  border-radius: 999px;
  background: #fff;
  color: var(--pti-text);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.pti-seo-link:hover,
.pti-seo-link.is-active {
  border-color: var(--pti-primary);
  color: var(--pti-primary);
  background: var(--pti-primary-light);
}

@media (max-width: 1200px) {
  .pti-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .pti-workspace {
    grid-template-columns: 1fr;
  }

  .pti-settings {
    position: static;
  }

  .pti-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pti-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .pti-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .pti-filebar__actions {
    width: 100%;
  }

  .pti-filebar__actions .cp-btn-outline {
    flex: 1;
  }

  .pti-features {
    grid-template-columns: 1fr;
  }

  .pti-grid-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .pti-grid-footer__actions {
    justify-content: space-between;
  }

  .pti-convert-btn {
    flex: 1;
  }

  .pti-size-row {
    grid-template-columns: 1fr;
  }
}