/* Shared product layer. Processing modules keep their own functional contracts. */
:root {
  --ink: #20262d;
  --muted: #59636e;
  --line: #dfe4e8;
  --paper: #f7f8fa;
  --panel: #ffffff;
  --panel-2: #f3f4f5;
  --teal: #087f8c;
  --teal-dark: #066873;
  --teal-bright: #087f8c;
  --green: #15803d;
  --error: #b42318;
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 8px;
  --font-display: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --control-height: 44px;
  --shadow-sm: 0 1px 2px #00000008;
  --shadow-md: 0 4px 16px #0000000a;
  --shadow-lg: 0 8px 24px #0000000d;
  --shadow-teal: none;
  --shadow: var(--shadow-sm);
  --accent-grad: var(--teal);
}
html[data-theme="dark"] {
  color-scheme: dark;
  --ink: #f0f1f2;
  --muted: #abb0b6;
  --line: #34373b;
  --paper: #111214;
  --panel: #191b1e;
  --panel-2: #222529;
  --teal: #62c5ce;
  --teal-dark: #8ad8df;
  --teal-bright: #62c5ce;
  --green: #72cf98;
  --error: #ff9b91;
}
html { scroll-padding-top: 88px; }
body { font: 400 15px/1.6 var(--font-display); background: var(--paper); color: var(--ink); -webkit-font-smoothing: antialiased; }
h1,h2,h3,h4 { font-family: var(--font-display); letter-spacing: 0; color: var(--ink); }
h1,h2 { font-weight: 650; }
h3,h4 { font-weight: 600; }
h1 { font-size: 32px; line-height: 1.2; }
h2 { font-size: 24px; line-height: 1.3; }
h3 { font-size: 17px; line-height: 1.4; }
p { overflow-wrap: anywhere; }
button,input,select,textarea { font-family: inherit; letter-spacing: 0; }
button,.button { touch-action: manipulation; }
[hidden] { display: none !important; }
:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible {
  outline: 2px solid var(--teal-dark); outline-offset: 3px; box-shadow: none;
}
.skip-link { position: fixed; top: -70px; left: 16px; z-index: 1000; padding: 10px 16px; background: var(--panel); border: 2px solid var(--teal); border-radius: 6px; }
.skip-link:focus { top: 8px; }
.topbar { min-height: 72px; padding: 12px max(24px,calc((100% - 1120px)/2)); gap: 20px; background: var(--panel); border-bottom: 1px solid var(--line); backdrop-filter: none; }
.brand { font-size: 19px; gap: 10px; font-weight: 750; flex-shrink: 0; }
.brand-mark { width: 32px; height: 32px; border-radius: 6px; }
.footer > .language-switcher { width: 100%; }
.language-switcher summary { min-height: 44px; padding: 10px 0; cursor: pointer; }
.language-switcher nav { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 12px 0; }
.language-switcher a { min-height: 44px; display: inline-flex; align-items: center; }
.nav { gap: 20px; font-size: 13px; margin-left: auto; }
.nav a,.nav summary { color: var(--muted); }
.nav a:hover,.nav summary:hover { color: var(--ink); }
.tool-menu-panel,.mobile-menu-panel,.command-dialog { background: var(--panel); color: var(--ink); border-color: var(--line); border-radius: 8px; box-shadow: var(--shadow-lg); }
.header-actions { display: flex; gap: 6px; align-items: center; }
.icon-button { display: inline-grid; place-items: center; flex: 0 0 44px; width: 44px; height: 44px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: var(--muted); cursor: pointer; }
.icon-button:hover { color: var(--ink); background: var(--panel-2); }
.icon-button svg { width: 18px; height: 18px; }
.theme-picker { position: relative; }
.theme-picker summary { list-style: none; }
.theme-picker summary::-webkit-details-marker { display: none; }
.theme-options { position: absolute; right: 0; top: 50px; min-width: 160px; padding: 6px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow-lg); z-index: 120; }
.theme-options button { display: flex; width: 100%; gap: 8px; align-items: center; border: 0; min-height: 44px; border-radius: 4px; padding: 8px 12px; background: transparent; color: var(--ink); text-align: left; cursor: pointer; }
.theme-options button[aria-pressed="true"] { background: var(--panel-2); color: var(--teal-dark); }
.mobile-menu-toggle { border-radius: 6px; border-color: var(--line); }
.mobile-menu-overlay { background: #00000066; }
.mobile-nav a,.mobile-nav summary { color: var(--ink); }
.button,button.mini-button,.quick-settings button,.cloud-import-btn {
  min-height: var(--control-height); border-radius: 6px; box-shadow: none; font-size: 14px; font-weight: 600;
  padding: 10px 16px; gap: 8px; transition: background .12s ease,border-color .12s ease;
}
.button.primary { color: #fff; background: #087f8c; border-color: #087f8c; box-shadow: none; }
.button.primary:hover { background: #066873; border-color: #066873; transform: none; box-shadow: none; }
.button.secondary,button.mini-button,.quick-settings button { background: var(--panel); color: var(--ink); border: 1px solid var(--line); }
.button.secondary:hover,button.mini-button:hover { background: var(--panel-2); border-color: var(--muted); transform: none; box-shadow: none; }
.button:disabled,.button.disabled { opacity: .5; cursor: not-allowed; }
.button svg { flex-shrink: 0; }
.section,.hero,.hub-hero { padding: 32px 24px; }
main:not(#home)>.section,main:not(#home)>.hub-hero { max-width: 1120px; margin-left: auto; margin-right: auto; }
.section-head { gap: 16px; margin-bottom: 24px; align-items: center; }
.section-head h2 { font-size: 24px; }
.section-head .muted { max-width: 520px; font-size: 14px; }
.eyebrow { padding: 0; border: 0; background: none; color: var(--muted); font-size: 12px; font-weight: 600; letter-spacing: 0; }
.breadcrumb { max-width: 1120px; margin: 0 auto; padding: 18px 24px 0; font-size: 13px; gap: 8px; }
.trust-bar { max-width: 1120px; margin: 0 auto; padding: 0 24px 12px; background: none; border: 0; color: var(--muted); font-size: 12px; }
.exact-tool-hero { display: block; padding: 16px 24px 32px; }
.exact-tool-hero .hero-copy { max-width: 1072px; margin: 0 auto 20px; }
.exact-tool-hero .hero-copy .eyebrow { margin: 0 0 8px; }
.exact-tool-hero .hero-copy .eyebrow { min-height: 32px; display: flex; align-items: center; margin-bottom: 4px; }
.utility-toolbar-placeholder { display: none; }
.exact-tool-hero .hero-copy h1 { font-size: 30px; max-width: 100%; margin: 0 0 10px; line-height: 1.2; }
.exact-tool-hero .hero-copy p:not(.eyebrow) { max-width: 800px; font-size: 15px; margin: 0; color: var(--muted); }
.exact-tool-card { max-width: 1072px; width: 100%; padding: 24px; gap: 16px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); box-shadow: var(--shadow-sm); }
.exact-tool-card > h2 { display: none; }
.exact-tool-card > .privacy-badge { background: none; border: 0; color: var(--muted); padding: 0; font-size: 12px; border-radius: 0; }
.exact-tool-card .tool-shortcuts { position: absolute; top: 0; right: 0; }
.exact-upload,.queue-upload { min-height: 160px; border: 1px dashed var(--muted); border-radius: 6px; background: var(--panel-2); box-shadow: none; }
.exact-upload:hover,.exact-upload:focus-within,.exact-upload.drag-over { border-color: var(--teal); background: color-mix(in srgb,var(--teal) 6%,var(--panel)); outline-offset: 3px; }
.exact-upload input { width: 100%; height: 100%; }
.upload-browse { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 8px 16px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--teal-dark); margin-top: 10px; font-weight: 600; }
.tool-workspace:has(.image-workspace):not(:has(.file-queue-row)) .upload-browse { background: #087f8c; color: #fff; border-color: #087f8c; }
.tool-converter-grid,.workspace-settings { gap: 16px; }
.tool-converter-grid label,.workspace-settings label { color: var(--ink); font-size: 14px; font-weight: 500; gap: 8px; }
input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=file]):not([type=color]),select,textarea {
  min-height: 44px; border: 1px solid var(--line); border-radius: 6px; color: var(--ink); background: var(--panel); padding: 10px 12px; font-size: 16px; font-weight: 400; width: 100%; max-width: 100%; min-width: 0;
}
input::placeholder,textarea::placeholder { color: var(--muted); opacity: .8; }
html[data-theme] .tool-workspace :is(select,textarea,input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=file]):not([type=color])) {
  color: var(--ink); background: var(--panel); border-color: var(--line);
}
html[data-theme] .tool-workspace textarea[readonly] { background: var(--panel-2); }
html[data-theme] .tool-workspace #utilityOutput { color: var(--ink); background: var(--panel-2); border-color: var(--line); }
.favorite-tool-button { display: inline-flex; align-items: center; gap: 8px; vertical-align: middle; margin-left: 16px; padding: 6px 10px; font-size: 12px; min-height: 36px; }
.trust-bar .trust-sep,.trust-bar>span:not(:first-child) { display: none; }
input[type=checkbox],input[type=radio] { accent-color: var(--teal); width: 20px; height: 20px; flex-shrink: 0; }
input[type=range] { accent-color: var(--teal); min-height: 44px; }
textarea { line-height: 1.6; resize: vertical; }
.tool-workspace .tool-actions { position: static; margin: 0; padding: 16px 0 0; background: none; backdrop-filter: none; border-color: var(--line); gap: 8px; }
.tool-workspace .pdf-page-workspace .tool-actions { padding: 0; margin: 16px 0; border: 0; }
.tool-status { border-radius: 4px; color: var(--muted); font-size: 14px; overflow-wrap: anywhere; }
.tool-workspace.has-error .tool-status { border-left: 3px solid var(--error); color: var(--error); padding: 10px 12px; background: color-mix(in srgb,var(--error) 5%,var(--panel)); }
.tool-workspace.is-complete .tool-status { color: var(--green); }
.workspace-feedback,.issue-feedback { font-size: 12px; border-top: 1px solid var(--line); padding-top: 16px; }
.workspace-feedback:not(.submitted) button { min-height: 36px; }
.tool-workspace:not(.is-complete) .workspace-feedback { display: none; }
.advanced-settings,.workspace-advanced,.calculator-advanced,.calculation-details { padding: 0; border: 0; background: transparent; }
.advanced-settings summary,.workspace-advanced summary,.calculator-advanced summary,.calculation-details summary { min-height: 44px; display: list-item; padding: 10px 0; color: var(--muted); font-size: 14px; }
.advanced-settings[open],.workspace-advanced[open] { padding-bottom: 12px; }
.quick-settings { gap: 8px; }
.image-workspace { display: grid; gap: 16px; }
body[data-ui-category="pdf"] #exactToolForm[data-ui-tool="pdf-compress"],body[data-ui-category="pdf"] #exactToolForm[data-ui-tool="resume-pdf-compressor"] { min-height: 600px; }
.image-workspace > .tool-actions { order: 0; margin: 0; }
.file-queue-row { background: var(--panel); border: 1px solid var(--line); box-shadow: none; border-radius: 6px; padding: 12px; }
.queue-file-info { min-width: 0; overflow-wrap: anywhere; }
.queue-file-info span { font-size: 12px; color: var(--muted); }
.queue-row-actions { margin: 0; }
.queue-row-actions .button { font-size: 12px; padding: 8px 10px; }
.image-quality-preview,.comparison-stage,.comparison-controls { background: var(--panel-2); border-radius: 6px; }
.image-quality-preview img { background: var(--panel-2); }
.file-queue { padding: 0; margin: 0; }
.file-queue:empty,.queue-comparison:empty { display: none; }
.pdf-page-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; padding: 0; }
.pdf-page-list li { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; padding: 12px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 6px; }
.pdf-page-list strong { flex: 1; }
.pdf-page-list .button { min-height: 44px; font-size: 12px; padding: 8px 10px; }
.pdf-page-thumb { display: block; width: 160px; max-width: 100%; height: 160px; object-fit: contain; background: #fff; order: -1; margin: 0 auto; }
.pdf-page-thumb[hidden] { display: none; }
.pdf-merge-list { display: grid; gap: 12px; padding: 0; margin: 16px 0; list-style: none; }
.pdf-merge-list li { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; padding: 12px; border: 1px solid var(--line); background: var(--panel-2); border-radius: 6px; }
.pdf-merge-list strong { flex: 1 1 240px; overflow-wrap: anywhere; }
.pdf-merge-list span { color: var(--muted); font-size: 12px; }
.compress-level-btn { position: relative; }
.compress-level-btn input[type=radio] { display: block !important; position: absolute; top: 12px; left: 12px; opacity: 0; width: 20px; height: 20px; }
.compress-level-btn:focus-within { outline: 2px solid var(--teal-dark); outline-offset: 3px; border-radius: 6px; }
.editor-workspace .tool-converter-grid { grid-template-columns: repeat(2,minmax(0,1fr)); align-items: start; }
.editor-workspace .tool-converter-grid > label:has(#utilityInput),.editor-workspace .tool-converter-grid > label:has(#utilityOutput) { grid-column: auto; }
.editor-workspace .tool-converter-grid > label:not(:has(textarea)),.editor-workspace .tool-converter-grid > p { grid-column: 1/-1; }
.editor-workspace .tool-converter-grid textarea { min-height: 240px; }
.code-workspace textarea { font: 14px/1.65 ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace; tab-size: 2; }
.editor-workspace .utility-upgrade-panel { order: -1; border: 0; background: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.editor-workspace .utility-upgrade-panel .mini-button { padding: 8px 12px; }
.utility-auto { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.result-actions { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; border: 0; background: none; }
.calculator-layout .tool-converter-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
.calculator-layout label:has(#utilityOutput) { grid-column: 1/-1; }
.calculator-layout #utilityOutput { background: var(--panel-2); min-height: 160px; }
.calculator-layout:not(.is-complete) label:has(#utilityOutput) { display: none; }
.calculator-layout .utility-upgrade-panel { order: -1; padding: 0; margin: 0; border: 0; background: none; }
.tool-workspace:not(.is-complete) [data-utility-copy] { display: none; }
.tool-workspace[data-ui-tool="text-to-slug"] #utilityOutput { min-height: 90px; height: 90px; }
.tool-workspace[data-ui-tool="number-to-words"] #utilityOutput { min-height: 120px; }
.calculator-result-summary,.result-summary { border: 0; border-left: 3px solid var(--teal); border-radius: 0; background: var(--panel-2); padding: 20px; color: var(--ink); }
.tool-guide-section,.faq-section { max-width: 1120px; margin: 0 auto; padding: 32px 24px; border-top: 1px solid var(--line); }
.tool-info-card,.faq-card,.tool-detail-panel,.tool-guide-copy,.seo-copy-section { border: 0; box-shadow: none; background: transparent; padding: 0; border-radius: 0; }
.tool-info-grid,.faq-grid { gap: 24px; }
.tool-detail-panel { margin-top: 24px; }
.faq-section details { padding: 16px 0; border-bottom: 1px solid var(--line); }
.faq-section summary { cursor: pointer; font-weight: 600; min-height: 24px; }
.hub-hero { display: block; max-width: 1120px; margin: 0 auto; min-height: auto; }
.hub-hero .hero-copy { max-width: 780px; }
.hub-hero h1 { font-size: 32px; }
.hub-panel { display: none; }
.hub-tool-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px; }
.tool-card,.popular-grid>a,.hub-link-grid>a { border: 1px solid var(--line); border-radius: 6px; padding: 20px; background: var(--panel); box-shadow: none; min-width: 0; }
.tool-card:hover,.popular-grid>a:hover,.hub-link-grid>a:hover { background: var(--panel-2); border-color: var(--muted); transform: none; box-shadow: none; }
.tool-card h3 { font-size: 16px; margin: 0 0 8px; }
.tool-card p { font-size: 14px; color: var(--muted); }
.footer { padding: 28px max(24px,calc((100% - 1072px)/2)); border-top: 1px solid var(--line); background: var(--panel); color: var(--muted); font-size: 13px; gap: 16px 24px; flex-wrap: wrap; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }
.footer>p { flex: 1 1 240px; max-width: 400px; margin: 0; }
.footer>.language-switcher { width: auto; }
.footer>details:has([data-analytics-accept]),.footer>.localized-consent { width: auto; }
.language-switcher { position: relative; flex-shrink: 0; }
.topbar .language-switcher summary { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; background: var(--panel); }
.topbar .language-switcher summary::marker { content: ''; }
.topbar .language-switcher summary::-webkit-details-marker { display: none; }
.topbar .language-switcher summary svg { width: 18px; height: 18px; }
.topbar .language-switcher nav { position: absolute; top: calc(100% + 8px); right: 0; display: grid; grid-template-columns: 1fr; width: 240px; max-width: calc(100vw - 32px); padding: 8px; gap: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); box-shadow: var(--shadow-lg); z-index: 150; }
.topbar .language-switcher nav a { padding: 8px 12px; border-radius: 4px; color: var(--ink); text-decoration: none; }
.topbar .language-switcher nav a:hover,.topbar .language-switcher nav a[aria-current] { background: var(--panel-2); }
.topbar .header-actions { gap: 8px; }
.brand-mark img { display: block; width: 32px; height: 32px; object-fit: contain; }
.workspace-feedback,.issue-feedback,.download-history { margin-top: 0; }
.tool-workspace>.download-history { border-top: 1px solid var(--line); padding-top: 8px; }
.tool-workspace .issue-feedback { padding-top: 8px; }
.tool-workspace .issue-feedback summary,.download-history summary { min-height: 44px; display: flex; align-items: center; cursor: pointer; }
.tool-workspace .tool-converter-grid { margin-top: 0; }
.image-workspace [data-queue-retry]:disabled,.image-workspace [data-queue-zip]:disabled { display: none; }
.image-workspace:has(.file-queue:empty)>progress { display: none; }
.comparison-stage img,.queue-comparison img { max-width: 100%; object-fit: contain; }
.tool-workspace .comparison-stage { width: 100%; height: 360px; aspect-ratio: auto; }
body[data-ui-category="image"] .tool-converter-grid canvas { display: block; width: auto; height: auto; max-width: 100%; max-height: 480px; margin: 0 auto; }
.tool-workspace .image-quality-preview { margin: 0; }
.tool-workspace .file-queue-row { align-items: center; }
.ad-section:not(:has(ins,iframe,[data-active-ad])) { display: none; }
.ad-section:has(ins,iframe,[data-active-ad]) { max-width: 1120px; margin: 0 auto; }
.hub-link-grid>a { display: grid; align-content: start; gap: 6px; }
.hub-link-grid>a strong,.popular-grid>a strong { display: block; }
.hub-link-grid>a small,.popular-grid>a small { display: block; color: var(--muted); }
.tool-info-grid h2,.tool-info-card h2 { font-size: 20px; }
.tool-info-grid,.workflow-grid,.trust-grid,.lifecycle-grid { align-items: start; }
.tool-info-grid ul,.tool-info-grid ol { padding-left: 22px; }
main:not(#home)>.section:first-child h1 { margin-bottom: 12px; }
main:not(#home)>.section:first-child>p { max-width: 760px; }
main:not(#home)>.section ul,main:not(#home)>.section ol { padding-left: 24px; }
.ad-section { border: 0; background: transparent; padding: 24px; }
.ad-slot { background: var(--panel-2); border-color: var(--line); min-height: 250px; }
.ad-label { color: var(--muted); }
body.home-redesign .home-hero { display: block; padding: 44px 24px 20px; min-height: auto; max-width: 1120px; margin: 0 auto; background: none; }
.home-hero h1 { font-size: 36px; max-width: 760px; margin: 0 0 12px; }
.home-hero p { max-width: 650px; margin: 0 0 24px; color: var(--muted); font-size: 16px; }
.discovery-search { max-width: 720px; }
.discovery-search label { display: block; font-size: 13px; margin-bottom: 8px; color: var(--muted); }
.discovery-search-box { display: flex; align-items: center; gap: 12px; border: 1px solid var(--muted); background: var(--panel); padding: 4px 16px; border-radius: 8px; }
.discovery-search-box svg { width: 20px; height: 20px; color: var(--muted); flex-shrink: 0; }
.discovery-search-box input[type=search] { height: 52px; border: 0; padding: 8px 0; outline-offset: 0; background: transparent; }
.discovery-search-box:focus-within { outline: 2px solid var(--teal); outline-offset: 3px; }
.discovery-search-box input:focus-visible { outline: none; }
input#discoverySearch { background: transparent; border: 0; padding: 8px 0; }
.discovery-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.discovery-filters button { border: 0; background: transparent; border-radius: 4px; color: var(--muted); min-height: 44px; padding: 6px 12px; font-size: 13px; cursor: pointer; }
.discovery-filters button[aria-pressed=true] { background: var(--panel-2); color: var(--ink); }
.discovery-results { display: grid; gap: 2px; max-height: 370px; overflow-y: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 8px; margin: 0; list-style: none; }
.discovery-results a { display: grid; gap: 2px; padding: 12px; border-radius: 4px; }
.discovery-results a:hover,.discovery-results a:focus-visible { background: var(--panel-2); }
.discovery-results strong { font-size: 14px; }
.discovery-results small { color: var(--muted); font-size: 12px; }
.discovery-status { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.home-redesign main>.section { max-width: 1120px; margin: 0 auto; }
.featured-tools { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 12px; }
.featured-tools a { display: grid; align-content: start; gap: 8px; border: 1px solid var(--line); background: var(--panel); padding: 20px; border-radius: 6px; min-height: 136px; }
.featured-tools a:hover { background: var(--panel-2); border-color: var(--muted); }
.featured-tools svg { width: 20px; height: 20px; color: var(--teal-dark); }
.featured-tools [data-ui-icon] { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 6px; background: color-mix(in srgb,var(--teal) 8%,var(--panel)); }
.featured-tools strong { font-size: 15px; }
.featured-tools small { font-size: 13px; line-height: 1.5; color: var(--muted); }
.category-directory { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0 32px; }
.category-directory a { display: flex; align-items: center; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.category-directory svg { width: 20px; height: 20px; color: var(--muted); flex-shrink: 0; }
.category-directory strong { display: block; font-size: 15px; }
.category-directory small { font-size: 13px; color: var(--muted); }
.workflow-directory { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 32px; }
.workflow-directory h3 { margin: 0 0 12px; }
.workflow-directory ol { display: grid; gap: 8px; margin: 0; padding-left: 20px; font-size: 14px; }
.workflow-directory a { color: var(--teal-dark); text-decoration: underline; text-underline-offset: 3px; }
.home-library { max-width: 1072px; margin: 0 auto 32px; border-top: 1px solid var(--line); }
.home-library>summary { cursor: pointer; padding: 20px 0; color: var(--muted); font-size: 14px; }
.home-library>section { max-width: 100%; padding: 24px 0; }
.home-library .hero-panel { background: var(--panel); }
.home-library .hero { min-height: auto; padding: 24px 0; background: none; }
.home-library .featured-badges img { max-width: 100%; }
.home-library .metrics { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); }
.home-library .section-head h2 { font-size: 24px; }
.home-redesign .home-library .popular-grid>a:nth-child(n) { display: grid; }
html[data-theme=dark] .file-stack span,html[data-theme=dark] .pipeline span,html[data-theme=dark] .pipeline strong,
html[data-theme=dark] .preview-box,html[data-theme=dark] .tool-detail-panel,html[data-theme=dark] .fun-visual,
html[data-theme=dark] .command-input,html[data-theme=dark] .result-panel { background: var(--panel-2); color: var(--ink); border-color: var(--line); }
@media (max-width: 1100px) { .topbar>.nav { display: none; } .mobile-menu-toggle { display: grid; } .header-actions { margin-left: auto; } }
@media (max-width: 768px) {
  .topbar { padding: 8px 16px; gap: 8px; }
  .section,.hero,.hub-hero { padding: 28px 20px; }
  .section-head { display: block; }
  .section-head .muted { margin-top: 8px; }
  .hub-tool-grid,.featured-tools { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .category-directory { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .workflow-directory { grid-template-columns: 1fr; gap: 24px; }
  .exact-tool-hero { padding: 16px 16px 24px; }
  .exact-tool-hero .hero-copy h1 { font-size: 26px; overflow-wrap: anywhere; }
  .exact-tool-card { padding: 20px; }
  .editor-workspace .tool-converter-grid { grid-template-columns: 1fr; }
  .editor-workspace .tool-converter-grid textarea { min-height: 220px; }
  .pdf-page-list { grid-template-columns: 1fr; }
  .home-hero h1 { font-size: 32px; }
  body.home-redesign .home-hero { padding: 32px 20px 16px; }
  .home-library { margin: 0 20px 24px; }
  .home-library .metrics { grid-template-columns: 1fr; }
}
@media (max-width: 430px) {
  .tool-workspace .comparison-stage { height: 240px; }
  .brand { font-size: 16px; gap: 8px; }
  .topbar .header-actions { gap: 0; }
  .topbar .language-switcher summary { width: 40px; min-height: 44px; padding: 8px; justify-content: center; border-color: transparent; }
  .topbar .language-switcher .language-label { display: none; }
  .exact-tool-card { padding: 16px; }
  .hub-tool-grid { grid-template-columns: 1fr; }
  .featured-tools,.category-directory { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .featured-tools a { padding: 16px; min-height: 156px; }
  .category-directory { gap: 0 16px; }
  .category-directory a { gap: 8px; align-items: flex-start; }
  .category-directory strong { font-size: 14px; }
  .calculator-layout .tool-converter-grid,.workspace-settings { grid-template-columns: 1fr; }
  .file-queue-row { grid-template-columns: 24px 48px minmax(0,1fr); }
  .file-queue-row>select,.queue-row-actions { grid-column: 1/-1; }
  .header-actions { gap: 0; }
  .icon-button { width: 40px; flex-basis: 40px; }
  .discovery-filters { gap: 0; }
  .discovery-filters button { padding: 6px 10px; }
  .footer { display: flex; flex-direction: column; align-items: flex-start; }
}
@media (max-width: 360px) { .topbar [data-open-command] { display: none; }.topbar { padding-left: 12px; padding-right: 12px; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { animation: none !important; transition: none !important; }
}
@media print {
  :root,html[data-theme=dark] { --ink:#171717; --paper:#fff; --panel:#fff; --panel-2:#fff; --muted:#555; --line:#ddd; }
  .topbar,.header-actions,.footer,.skip-link,.ad-section { display: none !important; }
  .exact-tool-card { border: 0; box-shadow: none; }
}