/* Background Remover page */
.tool-page {
  background: var(--color-background);
}

.tool-page h1 {
  max-width: none;
  font-size: clamp(2.35rem, 5vw, 3.75rem);
}

.article-shell {
  max-width: 64rem;
}

.tool-workspace-shell {
  --site-width: 78rem;
}

.tool-workspace-layout,
.tool-workspace-main {
  min-width: 0;
}

.tool-hero {
  padding: clamp(1.5rem, 3vw, 2.5rem) 0 clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-nav {
  margin-bottom: clamp(1.4rem, 3vw, 2.25rem);
}

.breadcrumb-nav ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.84rem;
  list-style: none;
}

.breadcrumb-nav li {
  display: inline-flex;
  align-items: center;
}

.breadcrumb-nav li + li::before {
  margin-right: 0.35rem;
  color: var(--color-border-strong);
  content: "/";
}

.breadcrumb-nav a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-text-muted);
}

.tool-hero__layout {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: start;
}

.tool-hero__icon {
  display: inline-flex;
  width: 5rem;
  height: 5rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-large);
  background: var(--color-surface);
}

.tool-hero__icon img {
  width: 3.5rem;
  height: 3.5rem;
}

.tool-hero__copy {
  max-width: 42rem;
  margin-bottom: 1.1rem;
  color: var(--color-text-muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.tool-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.25rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.tool-benefits li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.tool-benefits i {
  color: var(--color-text-muted);
  font-size: 0.72rem;
}

.workspace-section {
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(4rem, 8vw, 7rem);
}

.local-status {
  display: grid;
  grid-template-columns: 0.75rem minmax(0, 1fr);
  gap: 0.8rem;
  align-items: start;
  padding: 0.9rem 1rem;
  border: 1px solid #bdcdc7;
  border-radius: var(--radius-medium) var(--radius-medium) 0 0;
  background: #edf3f0;
  color: var(--color-text-primary);
}

.local-status__indicator {
  width: 0.6rem;
  height: 0.6rem;
  margin-top: 0.42rem;
  border: 2px solid #edf3f0;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 1px var(--color-success);
}

.local-status__title,
.local-status__copy {
  margin: 0;
}

.local-status__title {
  font-size: 0.9rem;
  font-weight: 700;
}

.local-status__copy {
  color: #4e5f58;
  font-size: 0.82rem;
}

.workspace-card {
  padding: clamp(1.15rem, 4vw, 2rem);
  border: 1px solid var(--color-border);
  border-top: 0;
  border-radius: 0 0 var(--radius-large) var(--radius-large);
  background: var(--color-surface);
}

.workspace-card__heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.workspace-card__heading h2 {
  margin-bottom: 0.35rem;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.workspace-card__heading p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.local-only-note {
  display: inline-flex;
  min-height: 2.75rem;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.file-drop-zone {
  position: relative;
  display: flex;
  min-height: 20rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: clamp(1.5rem, 5vw, 3.5rem);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-medium);
  background: var(--color-surface-muted);
  text-align: center;
  transition: border-color 160ms ease, background-color 160ms ease;
}

.file-drop-zone.is-dragging {
  border-color: var(--color-action);
  background: #e8f0ec;
}

.file-drop-zone__icon {
  margin-bottom: 1rem;
  color: var(--color-text-muted);
  font-size: 2rem;
}

.file-drop-zone__title {
  margin-bottom: 0.15rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.file-drop-zone__separator {
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.file-choice-button,
.primary-action,
.secondary-action {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-small);
  font-weight: 700;
  text-decoration: none;
}

.file-choice-button,
.primary-action {
  padding: 0.65rem 1rem;
  border: 1px solid var(--color-action);
  background: var(--color-action);
  color: #ffffff;
  cursor: pointer;
}

.file-choice-button:hover {
  border-color: var(--color-action-hover);
  background: var(--color-action-hover);
  color: #ffffff;
}

.file-input:focus-visible ~ .file-drop-zone .file-choice-button,
.file-input:focus-visible ~ .selected-file label[for="imageFile"] {
  outline: 3px solid var(--color-focus-ring);
  outline-offset: 3px;
}

.file-drop-zone__help {
  max-width: 31rem;
  margin: 1rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.82rem;
}

.selected-file {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.65fr);
  gap: clamp(1.25rem, 4vw, 2.5rem);
}

.selected-file[hidden] {
  display: none;
}

.image-preview {
  min-width: 0;
  margin: 0;
}

.image-preview__canvas {
  display: grid;
  min-height: 26rem;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background-color: #f0f0ec;
  background-image:
    linear-gradient(45deg, #e2e2dc 25%, transparent 25%),
    linear-gradient(-45deg, #e2e2dc 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e2e2dc 75%),
    linear-gradient(-45deg, transparent 75%, #e2e2dc 75%);
  background-position: 0 0, 0 0.6rem, 0.6rem -0.6rem, -0.6rem 0;
  background-size: 1.2rem 1.2rem;
}

.image-preview__canvas img {
  width: 100%;
  max-height: 34rem;
  object-fit: contain;
}

.image-preview figcaption {
  margin-top: 0.55rem;
  color: var(--color-text-muted);
  font-size: 0.78rem;
}

.file-panel {
  min-width: 0;
}

.file-panel h3 {
  overflow-wrap: anywhere;
}

.file-metadata {
  margin: 1.35rem 0;
  border-top: 1px solid var(--color-border);
}

.file-metadata > div {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.68rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
}

.file-metadata dt {
  color: var(--color-text-muted);
  font-weight: 600;
}

.file-metadata dd {
  margin: 0;
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  text-align: right;
}

.file-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.secondary-action {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  font-size: 0.84rem;
}

.secondary-action:hover {
  border-color: var(--color-text-muted);
  background: var(--color-surface-muted);
  color: var(--color-text-primary);
}

.primary-action {
  width: 100%;
}

.primary-action:disabled {
  border-color: var(--color-border);
  background: var(--color-surface-muted);
  color: var(--color-text-muted);
  cursor: not-allowed;
  opacity: 1;
}

.secondary-action[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.55;
  pointer-events: none;
}

.engine-notice {
  display: grid;
  grid-template-columns: 1rem minmax(0, 1fr);
  gap: 0.6rem;
  padding: 0.8rem;
  margin-top: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background: var(--color-surface-muted);
  color: var(--color-text-muted);
  font-size: 0.78rem;
}

.engine-notice i {
  margin-top: 0.25rem;
}

.engine-notice p {
  margin: 0;
}

.engine-notice p + p {
  margin-top: 0.25rem;
}

.engine-notice strong {
  color: var(--color-text-primary);
}

.processing-progress {
  padding: 0.9rem;
  margin-top: 0.75rem;
  border: 1px solid #bdcdc7;
  border-radius: var(--radius-small);
  background: #edf3f0;
}

.processing-progress[hidden] {
  display: none;
}

.processing-progress__header {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
  font-size: 0.78rem;
  font-weight: 700;
}

.processing-progress__track {
  height: 0.45rem;
  overflow: hidden;
  border-radius: 999px;
  background: #ccd8d3;
}

.processing-progress__track > span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--color-success);
  transition: width 160ms ease;
}

.processing-progress__track.is-indeterminate > span {
  width: 32%;
  animation: local-progress 1.2s ease-in-out infinite alternate;
}

.processing-progress p {
  margin: 0.6rem 0 0;
  color: #4e5f58;
  font-size: 0.75rem;
  line-height: 1.45;
}

@keyframes local-progress {
  from {
    transform: translateX(-10%);
  }

  to {
    transform: translateX(220%);
  }
}

.result-panel {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--color-border);
}

.result-panel[hidden] {
  display: none;
}

.result-panel__heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.result-panel__heading h2 {
  margin-bottom: 0.35rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
}

.result-panel__heading p:last-child {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.download-action {
  display: inline-flex;
  min-height: 2.75rem;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--color-action);
  border-radius: var(--radius-small);
  background: var(--color-action);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.download-action:hover {
  border-color: var(--color-action-hover);
  background: var(--color-action-hover);
  color: #ffffff;
}

.result-preview {
  margin: 0;
}

.result-preview > img {
  width: 100%;
  max-height: 42rem;
  object-fit: contain;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background-color: #f0f0ec;
  background-image:
    linear-gradient(45deg, #deded8 25%, transparent 25%),
    linear-gradient(-45deg, #deded8 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #deded8 75%),
    linear-gradient(-45deg, transparent 75%, #deded8 75%);
  background-position: 0 0, 0 0.75rem, 0.75rem -0.75rem, -0.75rem 0;
  background-size: 1.5rem 1.5rem;
}

.result-preview figcaption {
  margin-top: 0.55rem;
  color: var(--color-text-muted);
  font-size: 0.78rem;
}

.file-error,
.noscript-note {
  padding: 0.75rem 0.9rem;
  margin: 1rem 0 0;
  border: 1px solid #d9bcbc;
  border-radius: var(--radius-small);
  background: #f8eeee;
  color: var(--color-danger);
  font-size: 0.86rem;
  font-weight: 600;
}

.workspace-privacy {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 1.2rem 0;
  margin-top: 1.25rem;
  border-block: 1px solid var(--color-border);
}

.workspace-privacy img {
  width: 2.25rem;
  height: 2.25rem;
}

.workspace-privacy h2 {
  margin-bottom: 0.25rem;
  font-size: 1.05rem;
}

.workspace-privacy p {
  max-width: 49rem;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.tool-content-section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-top: 1px solid var(--color-border);
}

.tool-content-section--tinted {
  background: var(--color-surface);
}

.tool-steps {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 0 0 clamp(3rem, 6vw, 5rem);
  list-style: none;
}

.tool-steps li {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--color-border);
}

.tool-steps li:last-child {
  border-bottom: 1px solid var(--color-border);
}

.tool-step__number {
  display: inline-flex;
  width: 2.25rem;
  height: 2.25rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.tool-steps h3 {
  margin: 0.35rem 0 0.35rem;
}

.tool-steps p {
  max-width: 47rem;
  margin: 0;
  color: var(--color-text-muted);
}

.explanation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.explanation-grid article {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
}

.explanation-grid p {
  margin: 0;
  color: var(--color-text-muted);
}

.tool-faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(2rem, 7vw, 5rem);
  align-items: start;
}

/* Background Remover advertisement layout */
.tool-ad-slot--inline {
  width: 100%;
  margin: 2rem 0 0;
}

.tool-ad-slot--desktop-rail {
  align-self: start;
}

.tool-bottom-ad-section {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 80rem) {
  .tool-workspace-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(17.5rem, 18.75rem);
    gap: 2rem;
    align-items: start;
  }
}

@media (max-width: 47.9375rem) {
  .tool-ad-slot--inline {
    margin-top: 2rem;
  }
}

.related-tools-section {
  padding: 0 0 clamp(4rem, 8vw, 7rem);
}

.related-tools {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.related-tools a {
  display: grid;
  min-height: 6rem;
  grid-template-columns: 2.5rem minmax(0, 1fr) 1rem;
  gap: 0.9rem;
  align-items: center;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
  background: var(--color-surface);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.related-tools a:hover,
.related-tools a:focus-visible {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-card);
  color: var(--color-text-primary);
}

.related-tools strong,
.related-tools small {
  display: block;
}

.related-tools small {
  margin-top: 0.2rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.related-tools i {
  color: var(--color-action);
  font-size: 0.82rem;
}

@media (max-width: 47.9375rem) {
  .selected-file,
  .tool-faq-layout {
    grid-template-columns: 1fr;
  }

  .image-preview__canvas {
    min-height: 18rem;
  }

  .explanation-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 35.9375rem) {
  .tool-hero__layout {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    gap: 0.9rem;
  }

  .tool-hero__icon {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-medium);
  }

  .tool-hero__icon img {
    width: 2.5rem;
    height: 2.5rem;
  }

  .tool-page h1 {
    font-size: clamp(2rem, 10vw, 2.75rem);
  }

  .workspace-card__heading {
    display: block;
  }

  .local-only-note {
    margin-top: 0.85rem;
  }

  .file-drop-zone {
    min-height: 16rem;
  }

  .image-preview__canvas {
    min-height: 14rem;
  }

  .file-actions,
  .related-tools {
    grid-template-columns: 1fr;
  }

  .result-panel__heading {
    align-items: stretch;
    flex-direction: column;
  }

  .download-action {
    width: 100%;
  }

  .secondary-action {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .file-drop-zone,
  .related-tools a {
    transition: none;
  }

  .processing-progress__track.is-indeterminate > span {
    width: 100%;
    animation: none;
    transform: none;
  }
}