:root {
  /* Desaturated, low-chroma palette (close to plain unstyled HTML) — every
     pairing below is checked against WCAG contrast, well past the AA floor
     (>=4.5:1 text, >=3:1 borders) and closer to AAA (~7:1) for legibility. */
  --bg: #1e2733;
  --bg-elevated: #26313f;
  --border: #7f8e9f;
  --text: #e6e9ee;
  --text-muted: #bfc6cf;
  --accent: #afc2d4;
  --accent-text: #191e24;
  --danger: #dcaca8;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* ---------- Top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
}

.categories {
  display: flex;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
}

.cat-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid transparent;
  background: none;
  color: var(--text-muted);
  padding: 7px 10px;
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
}

.cat-btn:hover {
  color: var(--text);
}

.cat-btn.active {
  background: var(--accent);
  color: var(--accent-text);
}

.cat-arrow {
  font-size: 0.7rem;
  line-height: 1;
  transition: transform 0.15s ease;
}

.cat-btn.active .cat-arrow {
  transform: rotate(180deg);
}

.summary {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.summary-item {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

.summary-sep {
  color: var(--border);
}

/* ---------- Buttons ---------- */

.btn {
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  padding: 7px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}

/* ---------- Category dropdown panel ---------- */

.cat-panel {
  border-top: 1px solid var(--border);
  padding: 16px;
}

.subcat-nav {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.subcat-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1 1 auto;
  min-width: 0;
}

.subcat-btn {
  border: 1px solid var(--border);
  background: none;
  color: var(--text-muted);
  padding: 5px 10px;
  font-size: 0.8rem;
  cursor: pointer;
  white-space: nowrap;
}

.subcat-btn:hover {
  color: var(--text);
}

.subcat-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}

.manage-categories-btn {
  flex-shrink: 0;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  padding: 5px 10px;
  font-size: 0.9rem;
  cursor: pointer;
}

.manage-categories-btn:hover {
  filter: brightness(1.1);
}

.category-manage-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 320px;
  overflow-y: auto;
}

.category-row {
  display: flex;
  gap: 8px;
}

.category-row .category-label-input {
  flex: 1;
}

.category-delete-btn {
  border: 1px solid var(--danger);
  background: var(--bg);
  color: var(--danger);
  font-size: 0.78rem;
  padding: 4px 10px;
  cursor: pointer;
}

.category-delete-btn:hover:not(:disabled) {
  filter: brightness(1.1);
}

.category-delete-btn:disabled {
  border-color: var(--border);
  color: var(--text-muted);
  cursor: not-allowed;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.empty-state {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0;
}

.grid:not(:empty) + .empty-state {
  display: none;
}

/* ---------- Card ---------- */

.card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.card-image-wrap {
  aspect-ratio: 16 / 10;
  background: var(--bg);
  overflow: hidden;
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-domain {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-category-tag {
  flex-shrink: 0;
  font-size: 0.52rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--accent-text);
  background: var(--accent);
  padding: 1.6px 4.8px;
  white-space: nowrap;
}

.card-title {
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 4px;
}

.card-price {
  font-weight: 700;
  font-size: 0.9rem;
}

.card-link {
  font-size: 0.78rem;
  color: var(--accent);
  text-decoration: none;
}

.card-link:hover {
  text-decoration: underline;
}

.card-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  border-top: 1px solid var(--border);
  padding-top: 8px;
}

.card-toggle-total,
.card-drag,
.card-edit,
.card-remove {
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-size: 0.75rem;
  cursor: pointer;
  padding: 4px 8px;
}

.card-toggle-total:hover,
.card-edit:hover {
  color: var(--text);
}

.card-toggle-total {
  display: inline-flex;
  align-items: center;
}

.card-drag {
  cursor: grab;
  letter-spacing: -1px;
}

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

.card-remove {
  margin-left: auto;
  color: var(--danger);
  border-color: var(--danger);
}

.card.dragging {
  opacity: 0.5;
}

.card.drag-over {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.card--excluded::after {
  content: "";
  position: absolute;
  inset: 0;
  background: #808080;
  opacity: 0.2;
  pointer-events: none;
}

/* ---------- Modal ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 200;
}

.modal-overlay[hidden] {
  display: none;
}

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 460px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  margin: 0;
  font-size: 1rem;
}

.modal-close {
  border: none;
  background: none;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-muted);
}

.modal-body {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 0.82rem;
  font-weight: 600;
}

.field input,
.field select,
.field textarea,
.category-label-input,
#newCategoryInput {
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 400;
  padding: 8px 9px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.category-label-input:focus,
#newCategoryInput:focus {
  outline: 1px solid var(--accent);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

.field-row {
  display: flex;
  gap: 8px;
}

.field-row input {
  flex: 1;
}

.field-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.fetch-status {
  margin: -4px 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  min-height: 1em;
}

.fetch-status.error {
  color: var(--danger);
}

.preview-box {
  display: flex;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--border);
  padding: 8px;
}

.preview-box[hidden] {
  display: none;
}

.preview-box img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg);
}

.preview-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.preview-info strong {
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-info span {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 4px;
}

/* ---------- Login / Auth ---------- */

.auth-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.auth-overlay[hidden] {
  display: none;
}

.auth-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  width: 100%;
  max-width: 340px;
  padding: 26px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-brand {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
  text-align: center;
}

.auth-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
}

.auth-error {
  margin: 0;
  min-height: 1em;
  font-size: 0.8rem;
  color: var(--danger);
  text-align: center;
}

.auth-error:empty {
  display: none;
}

.auth-submit {
  margin-top: 4px;
  padding: 9px 12px;
  font-size: 0.9rem;
}

.auth-toggle {
  margin: 2px 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

.auth-link {
  border: none;
  background: none;
  color: var(--accent);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0 2px;
  text-decoration: underline;
}

.summary-user {
  color: var(--text-muted);
  font-weight: 400;
}

/* O botão Sair e o nome só aparecem quando alguém está logado. */
body:not(.logged-in) #logoutBtn,
body:not(.logged-in) .summary-user {
  display: none;
}

/* ---------- Ler preço por print (OCR) ---------- */

.ocr-field {
  gap: 6px;
}

.ocr-dropzone {
  border: 1px dashed var(--border);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  cursor: pointer;
}

.ocr-dropzone:focus,
.ocr-dropzone.dragover {
  outline: none;
  border-color: var(--accent);
  border-style: solid;
  background: var(--bg);
}

.ocr-drop-text {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-muted);
}

.ocr-pick {
  color: var(--accent);
  text-decoration: underline;
  cursor: pointer;
}

.ocr-thumb {
  max-width: 100%;
  max-height: 120px;
  object-fit: contain;
  border: 1px solid var(--border);
}

.ocr-status {
  margin: 0;
  min-height: 1em;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.ocr-status:empty {
  display: none;
}

.ocr-status.error {
  color: var(--danger);
}

/* ---------- Responsive ---------- */

@media (max-width: 640px) {
  .topbar-row {
    flex-wrap: wrap;
  }

  .categories {
    flex-basis: 100%;
    order: 2;
  }

  .summary {
    flex-basis: 100%;
    order: 1;
    justify-content: space-between;
  }

  .summary-item {
    font-size: 0.75rem;
  }

  .btn {
    padding: 6px 9px;
    font-size: 0.75rem;
  }

  .field-group {
    grid-template-columns: 1fr;
  }
}