.seo-tool-page {
  --tool-ink: #211c18;
  --tool-muted: #6f685f;
  --tool-line: #ded7cb;
  --tool-paper: #fffdf9;
  --tool-wash: #f5f1e9;
  --tool-accent: #7c3aed;
  --tool-accent-dark: #5b21b6;
  color: var(--tool-ink);
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2.5rem) clamp(1rem, 3vw, 2rem) 5rem;
}

.seo-tool-breadcrumbs {
  display: flex;
  gap: .55rem;
  align-items: center;
  margin-bottom: clamp(1.5rem, 4vw, 3rem);
  color: var(--tool-muted);
  font-size: .9rem;
}

.seo-tool-breadcrumbs a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }

.seo-tool-hero { max-width: 62rem; }
.seo-tool-hero__copy { padding-top: clamp(.5rem, 2vw, 1.5rem); }
.seo-tool-kicker { display: inline-block; margin-bottom: 1rem; color: var(--tool-accent-dark); font-weight: 750; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.seo-tool-hero h1 { margin: 0; font-size: clamp(2.25rem, 5vw, 4.5rem); line-height: .98; letter-spacing: -.045em; }
.seo-tool-hero__copy > p { margin: 1.4rem 0 0; color: var(--tool-muted); font-size: clamp(1.02rem, 1.7vw, 1.2rem); line-height: 1.7; }
.seo-tool-facts { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 1.5rem 0 0; list-style: none; }
.seo-tool-facts li { padding: .42rem .68rem; border: 1px solid var(--tool-line); border-radius: 999px; background: var(--tool-paper); font-size: .82rem; }

.seo-tool-app { min-width: 0; margin-top: clamp(2rem, 5vw, 4rem); padding: clamp(1rem, 3vw, 1.7rem); border: 1px solid var(--tool-line); border-radius: 1.5rem; background: var(--tool-paper); box-shadow: 0 28px 70px -48px rgba(40, 28, 17, .45); }
.seo-tool-app__head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; padding-bottom: 1rem; border-bottom: 1px solid var(--tool-line); }
.seo-tool-app__head h2 { margin: 0; font-size: clamp(1.2rem, 2vw, 1.55rem); }
.seo-tool-app__head p { margin: .35rem 0 0; color: var(--tool-muted); font-size: .92rem; line-height: 1.5; }

.seo-tool-converter-pair { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: .8rem; align-items: end; margin-top: 1rem; padding: .9rem; border-radius: 1rem; background: var(--tool-wash); }
.seo-tool-converter-pair label { display: grid; gap: .35rem; margin: 0; color: var(--tool-muted); font-size: .78rem; font-weight: 700; }
.seo-tool-converter-pair select { width: 100%; min-height: 2.65rem; padding: .55rem .7rem; border: 1px solid var(--tool-line); border-radius: .7rem; background: #fff; color: var(--tool-ink); font: inherit; }
.seo-tool-converter-swap { display: grid; width: 2.65rem; height: 2.65rem; padding: 0; place-items: center; border: 1px solid var(--tool-line); border-radius: .7rem; background: #fff; color: var(--tool-ink); font: inherit; font-size: 1.2rem; cursor: pointer; }
.seo-tool-converter-swap:hover { border-color: var(--tool-accent); color: var(--tool-accent-dark); }
.seo-tool-source-units { display: grid; max-width: 18rem; gap: .35rem; margin-top: .8rem; color: var(--tool-muted); font-size: .78rem; font-weight: 700; }
.seo-tool-source-units select { min-height: 2.65rem; padding: .55rem .7rem; border: 1px solid var(--tool-line); border-radius: .7rem; background: #fff; color: var(--tool-ink); font: inherit; }
.seo-tool-target-note { margin: .8rem 0 0; padding: .7rem .8rem; border-left: 3px solid #f59e0b; border-radius: .35rem; background: #fff7ed; color: #8a4b08; font-size: .8rem; line-height: 1.5; }
html[dir="rtl"] .seo-tool-target-note { border-left: 0; border-right: 3px solid #f59e0b; }

.seo-tool-drop { position: relative; margin-top: 1rem; border: 1.5px dashed #aaa197; border-radius: 1.2rem; background: var(--tool-wash); transition: border-color .15s, background .15s, transform .15s; }
.seo-tool-drop.is-dragging { border-color: var(--tool-accent); background: #f0eaff; transform: translateY(-1px); }
.seo-tool-drop input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.seo-tool-drop label { display: flex; min-height: 13rem; padding: 2rem; flex-direction: column; justify-content: center; align-items: center; gap: .55rem; text-align: center; cursor: pointer; }
.seo-tool-drop label > span:not(.seo-tool-file-button) { color: var(--tool-muted); font-size: .88rem; }

.seo-tool-primary,
.seo-tool-secondary { display: inline-flex; min-height: 2.75rem; padding: .65rem 1rem; justify-content: center; align-items: center; border-radius: .8rem; border: 1px solid transparent; font: inherit; font-weight: 750; cursor: pointer; }
.seo-tool-primary { background: var(--tool-ink); color: #fff; }
.seo-tool-primary:hover { background: #000; color: #fff; }
.seo-tool-secondary { background: transparent; color: var(--tool-ink); border-color: var(--tool-line); }
.seo-tool-primary:disabled,
.seo-tool-secondary:disabled { opacity: .45; cursor: not-allowed; }
.seo-tool-file-button { margin-top: .55rem; min-height: auto; }

.seo-tool-status { min-height: 1.5rem; margin-top: 1rem; color: var(--tool-muted); font-size: .88rem; }
.seo-tool-status[data-tone="error"] { color: #b42318; }
.seo-tool-status[data-tone="success"] { color: #067647; }
.seo-tool-status[data-tone="progress"]::before { content: ''; display: inline-block; width: .75rem; height: .75rem; margin-inline-end: .55rem; border: 2px solid currentColor; border-inline-end-color: transparent; border-radius: 50%; animation: seo-tool-spin .8s linear infinite; }
@keyframes seo-tool-spin { to { transform: rotate(360deg); } }

.seo-tool-workspace,
.seo-tool-text-layout { display: block; margin-top: 1rem; }
.seo-tool-preview { position: relative; min-width: 0; height: clamp(30rem, 56vw, 42rem); overflow: hidden; border-radius: 1rem; background: #171513; }
.seo-tool-preview canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.seo-tool-preview:fullscreen,
.seo-tool-preview:-webkit-full-screen,
.seo-tool-preview.is-pseudo-fullscreen { width: 100vw; height: 100vh; max-width: none; border-radius: 0; background: #171513; }
.seo-tool-preview.is-pseudo-fullscreen { position: fixed; inset: 0; z-index: 5000; }
body.seo-tool-fullscreen-lock { overflow: hidden; }
.seo-tool-viewer-toolbar { position: absolute; top: .8rem; right: .8rem; z-index: 5; display: flex; flex-wrap: wrap; justify-content: end; gap: .4rem; max-width: calc(100% - 1.6rem); }
.seo-tool-viewer-toolbar button { display: inline-flex; min-height: 2.35rem; padding: .45rem .65rem; align-items: center; gap: .4rem; border: 1px solid rgba(255,255,255,.2); border-radius: .7rem; background: rgba(24,22,20,.82); color: #fff; font: inherit; font-size: .75rem; cursor: pointer; backdrop-filter: blur(8px); }
.seo-tool-viewer-toolbar button:hover,
.seo-tool-viewer-toolbar button[aria-pressed="true"] { border-color: #c7a7ff; background: rgba(91,33,182,.9); }
.seo-tool-viewer-toolbar button[data-viewer-clay][aria-pressed="true"] { border-color: #e0a394; background: rgba(126,48,35,.94); }
.seo-tool-viewer-toolbar button:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.seo-tool-viewer-toolbar [data-viewer-clay] i { color: #b44735; }
.seo-tool-viewer-toolbar [data-viewer-clay][aria-pressed="true"] i { color: #ffd9cf; }
.seo-tool-output { display: grid; grid-template-columns: minmax(12rem, .7fr) minmax(0, 1.3fr) auto; gap: 1rem; margin-top: 1rem; padding: 1rem; align-items: start; border: 1px solid var(--tool-line); border-radius: 1rem; }
.seo-tool-output h3 { grid-column: 1 / -1; margin: 0; }
.seo-tool-stats { margin: 0; font-size: .87rem; }
.seo-tool-stats div { display: flex; justify-content: space-between; gap: 1rem; padding: .48rem 0; border-bottom: 1px solid var(--tool-line); }
.seo-tool-stats dt { color: var(--tool-muted); }
.seo-tool-stats dd { margin: 0; font-variant-numeric: tabular-nums; text-align: end; }
.seo-tool-warnings { padding-inline-start: 1.1rem; color: #8a4b08; font-size: .84rem; line-height: 1.5; }
.seo-tool-preservation-title { grid-column: 2; grid-row: 2; min-width: 0; margin: 0; font-size: .9rem; }
.seo-tool-preservation-title + .seo-tool-warnings { grid-column: 2; grid-row: 3; min-width: 0; margin-block: 0; overflow-wrap: anywhere; }
.seo-tool-preservation-title ~ .seo-tool-primary { grid-column: 3; grid-row: 2; }
.seo-tool-output .seo-tool-primary { min-width: 10rem; }
.seo-tool-output--text { grid-template-columns: minmax(0, 1fr); }

.seo-tool-form { display: grid; gap: 1rem; margin-top: 1rem; }
.seo-tool-grid--fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.seo-tool-form label { display: grid; gap: .35rem; min-width: 0; color: var(--tool-muted); font-size: .8rem; font-weight: 650; }
.seo-tool-form input,
.seo-tool-form select { width: 100%; min-height: 2.65rem; padding: .55rem .7rem; border: 1px solid var(--tool-line); border-radius: .7rem; background: #fff; color: var(--tool-ink); font: inherit; }
.seo-tool-form input:focus,
.seo-tool-form select:focus { outline: 3px solid rgba(124, 58, 237, .18); border-color: var(--tool-accent); }
.seo-tool-controls--text { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: end; padding: 1rem; border: 1px solid var(--tool-line); border-radius: 1rem; }
.seo-tool-segmented { display: grid; grid-template-columns: repeat(2, 1fr); gap: .35rem; padding: .3rem; border-radius: .85rem; background: var(--tool-wash); }
.seo-tool-segmented label { position: relative; display: block; }
.seo-tool-segmented input { position: absolute; opacity: 0; }
.seo-tool-segmented span { display: block; padding: .6rem; border-radius: .6rem; text-align: center; cursor: pointer; }
.seo-tool-segmented input:checked + span { background: #fff; color: var(--tool-ink); box-shadow: 0 1px 5px rgba(33, 28, 24, .12); }
.seo-tool-rate { max-width: 15rem; }
.seo-tool-results { margin-top: 1rem; padding: 1rem; border-radius: 1rem; background: var(--tool-wash); }
.seo-tool-results h3 { margin-top: 0; }
.seo-tool-results dl div { display: flex; justify-content: space-between; gap: 1rem; padding: .45rem 0; }
.seo-tool-results dd { margin: 0; font-variant-numeric: tabular-nums; }
.seo-tool-total { display: flex; justify-content: space-between; gap: 1rem; margin: .8rem 0; padding-top: .8rem; border-top: 1px solid var(--tool-line); font-size: 1.1rem; }
.seo-tool-total strong { font-size: 1.35rem; }
.seo-tool-inline-controls { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: end; padding: 1rem; border: 1px solid var(--tool-line); border-radius: 1rem; }
.seo-tool-check { display: flex !important; grid-column: span 1; grid-template-columns: auto 1fr; align-items: center; }
.seo-tool-check input { width: 1.1rem; min-height: auto; }
.seo-tool-layer-controls { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: end; margin-top: 1rem; }
.seo-tool-layer-controls label { display: grid; gap: .35rem; color: var(--tool-muted); font-size: .82rem; }
.seo-tool-layer-controls input { width: 100%; }
.seo-tool-mode-help { grid-column: 1 / -1; margin: 0; color: var(--tool-muted); font-size: .82rem; line-height: 1.55; }
.seo-tool-gcode-legend { position: absolute; left: .8rem; bottom: .8rem; z-index: 4; display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; max-width: calc(100% - 1.6rem); padding: .48rem .65rem; border: 1px solid rgba(255,255,255,.16); border-radius: .7rem; background: rgba(24,22,20,.82); color: #fff; font-size: .72rem; backdrop-filter: blur(8px); }
.seo-tool-gcode-legend span { display: inline-flex; align-items: center; gap: .32rem; }
.seo-tool-gcode-legend i { display: inline-block; width: 1.1rem; height: .18rem; border-radius: 999px; }
.seo-tool-gcode-legend .is-extrusion { background: #d7b5ff; }
.seo-tool-gcode-legend .is-travel { background: #70a7ff; }
.seo-tool-gcode-legend small { opacity: .72; }

.seo-tool-section { margin-top: clamp(3.5rem, 8vw, 7rem); }
.seo-tool-section > h2 { max-width: 48rem; margin: 0 0 1.4rem; font-size: clamp(1.65rem, 3vw, 2.45rem); letter-spacing: -.025em; }
.seo-tool-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.seo-tool-cards article { padding: 1.3rem; border: 1px solid var(--tool-line); border-radius: 1rem; background: var(--tool-paper); }
.seo-tool-cards article > span { display: grid; width: 2rem; height: 2rem; place-items: center; border-radius: 50%; background: var(--tool-ink); color: #fff; font-size: .78rem; font-weight: 800; }
.seo-tool-cards h3 { margin: 1rem 0 .55rem; font-size: 1.05rem; }
.seo-tool-cards p,
.seo-tool-section--prose p { color: var(--tool-muted); line-height: 1.7; }
.seo-tool-section--prose { max-width: 52rem; }
.seo-tool-section--warning { padding: clamp(1.2rem, 3vw, 2rem); border-radius: 1.2rem; background: #fff7ed; }
.seo-tool-section--warning li { margin: .55rem 0; line-height: 1.6; }
.seo-tool-related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.seo-tool-related a { display: grid; gap: .4rem; min-height: 8rem; padding: 1.2rem; border: 1px solid var(--tool-line); border-radius: 1rem; color: inherit; text-decoration: none; }
.seo-tool-related a:hover { border-color: var(--tool-accent); transform: translateY(-1px); }
.seo-tool-related span { color: var(--tool-muted); font-size: .88rem; line-height: 1.5; }
.seo-tool-converter-pairs-intro { max-width: 48rem; margin: -1rem 0 1.4rem; color: var(--tool-muted); line-height: 1.6; }
.seo-tool-converter-matrix { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .75rem; }
.seo-tool-converter-matrix article { min-width: 0; padding: 1rem; border: 1px solid var(--tool-line); border-radius: 1rem; background: var(--tool-paper); }
.seo-tool-converter-matrix h3 { margin: 0 0 .7rem; font-size: .9rem; }
.seo-tool-converter-matrix h3 span { color: var(--tool-muted); }
.seo-tool-converter-matrix article > div { display: grid; gap: .38rem; }
.seo-tool-converter-matrix a { padding: .42rem .5rem; border-radius: .5rem; color: var(--tool-ink); font-size: .78rem; text-decoration: none; }
.seo-tool-converter-matrix a:hover { background: var(--tool-wash); color: var(--tool-accent-dark); }
.seo-tool-converter-matrix a[aria-current="page"] { background: #eee7ff; color: var(--tool-accent-dark); font-weight: 800; }
.seo-tool-faq { max-width: 52rem; }
.seo-tool-faq details { border-top: 1px solid var(--tool-line); }
.seo-tool-faq details:last-child { border-bottom: 1px solid var(--tool-line); }
.seo-tool-faq summary { padding: 1rem 0; font-weight: 750; cursor: pointer; }
.seo-tool-faq p { margin: -.2rem 0 1.2rem; color: var(--tool-muted); line-height: 1.7; }

html[dir="rtl"] .seo-tool-stats dd { text-align: start; }

@media (max-width: 900px) {
  .seo-tool-hero__copy { padding-top: 0; }
  .seo-tool-output { grid-template-columns: 1fr; }
  .seo-tool-preservation-title,
  .seo-tool-preservation-title + .seo-tool-warnings,
  .seo-tool-preservation-title ~ .seo-tool-primary { grid-column: 1; grid-row: auto; }
  .seo-tool-cards,
  .seo-tool-related { grid-template-columns: 1fr; }
  .seo-tool-converter-matrix { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .seo-tool-page { padding-inline: .75rem; }
  .seo-tool-app { border-radius: 1rem; padding: .85rem; }
  .seo-tool-app__head { display: grid; }
  .seo-tool-grid--fields,
  .seo-tool-inline-controls,
  .seo-tool-controls--text { grid-template-columns: 1fr; }
  .seo-tool-preview { height: 24rem; }
  .seo-tool-layer-controls { grid-template-columns: 1fr; }
  .seo-tool-converter-pair { grid-template-columns: 1fr; }
  .seo-tool-converter-swap { width: 100%; }
  .seo-tool-converter-matrix { grid-template-columns: 1fr; }
  .seo-tool-viewer-toolbar button span { display: none; }
}