:root{color-scheme:dark;--bg:#101113;--surface:#18191c;--raised:#222328;--sidebar:#141517;--ink:#f1f0ec;--muted:#a5a6ad;--faint:#858892;--line:#303137;--accent:#f39982;--brand-coral:#ed967f;--action:#f1f0ec;--action-ink:#101113;--accent-ink:var(--action-ink);--accent-wash:var(--raised);--art-glow:#f1f0ec0a;--success:#a7c2a8;--success-wash:#a7c2a813;--warning:#e5bc83;--warning-wash:#e5bc8314;--danger:#f08c91;--danger-wash:#f08c9114;--shadow-color:#0003;--paper:var(--bg);--card:var(--surface);--green:var(--accent);--orange:var(--warning);--lime:var(--accent)}html[data-theme=light]{color-scheme:light;--bg:#f8f8f6;--surface:#fff;--raised:#eeeee9;--sidebar:#f0f0ec;--ink:#252527;--muted:#63646b;--faint:#72737a;--line:#deded9;--accent:#a94e36;--action:#252527;--action-ink:#f8f8f6;--accent-wash:var(--raised);--art-glow:#25252707;--success:#426d4d;--success-wash:#426d4d0d;--warning:#926014;--warning-wash:#9260140c;--danger:#a83241;--danger-wash:#a832410c;--shadow-color:#0000000d}html{scroll-padding-top:24px}body{-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.5}::selection{background:var(--action);color:var(--action-ink)}a,button,input,select,summary,textarea{outline-offset:4px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent)}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}button:disabled{cursor:not-allowed}a{transition:color .15s,background-color .15s}input,select,textarea{color:var(--ink);background:var(--surface);border-radius:6px}textarea{font:16px/1.8 Georgia,Times New Roman,serif}input::placeholder,textarea::placeholder{color:var(--faint);opacity:1}input[type=checkbox],input[type=range],select{accent-color:var(--action)}:where(.input-card,.settings-card,.chart-card,.notes-card,.table-card,.mini-card,.frequency-input-card,.frequency-settings-card,.frequency-table-card,.comparison-source-card,.comparison-settings-card,.tracked-density-card,.density-comparison,.tfidf-source-card,.evidence-card,.article-callout,.api-fields,.vector-table,.comparison-grid,.live-tools-grid>a,.planned-grid>div,.developer-grid>a){border-radius:8px}:where(.analyze-button,.primary-article-cta,.copy-result-button,.tool-example-action button,.secondary-button,.save-button,.export-actions button,.approve-button,.apply-button){border-radius:6px;letter-spacing:0}.analyze-button{height:44px;font-size:13px;font-weight:550}.analyze-button:hover:not(:disabled){background:var(--action);filter:brightness(1.08)}.copy-result-button:hover{color:var(--action-ink)}.tabs{border-radius:6px;background:var(--bg)}.tabs button{border-radius:4px}.tabs button.active{background:var(--raised);box-shadow:none}.field input,.field select{background:var(--bg);border-color:var(--line);border-radius:5px}.privacy-note,.ranking-note{border-radius:5px;font-weight:400;background:var(--accent-wash);color:var(--muted)}.privacy-note b,.status b{background:var(--success);box-shadow:none}.eyebrow,.section-number{color:var(--faint);font-weight:400;font-size:10px;letter-spacing:.12em}.site-header{width:min(1240px,calc(100% - 64px));max-width:none;min-height:88px;height:auto;padding:18px 0;gap:24px;flex-wrap:nowrap}.brand{gap:10px;font:650 20px/1.1 var(--font-geist-sans),sans-serif;letter-spacing:-.05em;white-space:nowrap;flex-shrink:0}.brand-symbol{display:block;width:32px;height:auto;aspect-ratio:136/104;flex:0 0 32px}.brand-symbol,.brand-wordmark{color:var(--ink)}.brand-dot{display:inline-block;width:.147em;height:.147em;margin-inline:.015em;overflow:hidden;vertical-align:baseline;border-radius:50%;background:var(--brand-coral);color:transparent}.site-header .site-nav{margin-left:auto;gap:22px}.site-header .site-nav a{font:400 12px var(--font-geist-sans);color:var(--muted);padding:8px 0;border:0}.site-header .site-nav a:is(:hover,.active){color:var(--ink)}.header-tools{gap:12px}.ui-languages{background:transparent;gap:2px;padding:0}.ui-languages a{min-width:31px;height:29px;font-weight:400;font-size:9px;color:var(--faint);border-radius:4px}.ui-languages a.active,.ui-languages a:hover{background:var(--raised);color:var(--ink)}.theme-toggle{border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--muted);display:grid;place-items:center;height:32px;width:32px;flex:0 0 32px;padding:0}.theme-toggle:hover{background:var(--raised);color:var(--ink)}.site-footer{width:min(1240px,calc(100% - 64px));max-width:none;margin:65px auto 0;padding:30px 0;gap:32px;border-color:var(--line)}.site-footer .brand{font-size:18px}.site-footer .brand-symbol{width:29px;flex-basis:29px}.site-footer-brand p{color:var(--faint);font-size:11px;max-width:330px;line-height:1.7}.site-footer-nav a,.site-footer-utility a{color:var(--muted);font-size:11px}.article-hero h1,.tools-directory-hero h1{font-size:clamp(44px,5.3vw,76px);line-height:1.02;letter-spacing:-.055em}.article-hero{padding-top:60px}.article-hero .breadcrumbs{margin-bottom:30px}.article-deck{font-size:18px;color:var(--muted)}.article-body h2{font-size:clamp(28px,3vw,40px);line-height:1.15}.article-body section{margin-bottom:60px}.article-toc{border-radius:8px}.article-final-cta,.tool-next-links{background:var(--surface);border:1px solid var(--line);border-radius:9px}.article-final-cta a,.tool-next-links>div>a{background:var(--action);color:var(--action-ink);border-radius:6px}.api-code,.vector-code{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:8px}.developer-grid>a,.live-tools-grid>a{background:var(--surface)!important;border-color:var(--line)!important;color:var(--ink)!important}.developer-grid>a:hover,.live-tools-grid>a:hover{background:var(--accent-wash)!important}.live-tools-grid a h3{font-size:27px}.live-tools-grid a p{color:var(--muted)!important}.planned-grid>div{background:var(--surface)}.tools-directory-hero{padding-top:55px;padding-bottom:40px}.tools-directory-hero .breadcrumbs{margin-bottom:28px}.tool-shell{display:flex;min-height:100vh}.workspace-sidebar{width:226px;flex:0 0 226px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;background:var(--sidebar);border-right:1px solid var(--line);padding:27px 13px 22px;overflow-y:auto;scrollbar-width:thin}.workspace-sidebar>.brand{font-size:14.5px;padding-inline:8px;gap:8px}.workspace-sidebar .brand-symbol{width:26px;flex-basis:26px}.workspace-identity{display:flex;gap:10px;align-items:center;margin:32px 9px;font-size:11px}.workspace-identity>span{display:grid;place-items:center;width:31px;height:31px;border-radius:6px;background:var(--raised);border:1px solid var(--line);font-size:12px}.workspace-identity small{display:block;color:var(--faint);font-size:10px;margin-top:3px}.sidebar-label{font:9px var(--font-geist-mono);letter-spacing:.12em;color:var(--faint);margin:0 11px 12px}.connect-label{margin-top:28px}.workspace-tool-nav{display:flex;flex-direction:column;gap:3px}.workspace-tool-nav>a{display:flex;align-items:center;gap:10px;min-height:36px;padding:8px 11px;color:var(--muted);text-decoration:none;font-size:12px;border-radius:5px;line-height:1.35}.workspace-tool-nav>a>span{font-size:17px;min-width:18px;text-align:center;color:var(--faint)}.workspace-tool-nav>a>small{font:8px var(--font-geist-mono);margin-left:auto;color:var(--faint)}.workspace-tool-nav>a.active,.workspace-tool-nav>a:hover{background:var(--raised);color:var(--ink)}.workspace-tool-nav>a.active>span{color:var(--accent)}.workspace-sidebar-bottom{margin-top:auto;padding:34px 11px 0}.workspace-sidebar-bottom p{color:var(--muted);font-size:10px;margin:0 0 8px}.workspace-sidebar-bottom i{display:inline-block;height:5px;width:5px;border-radius:50%;background:var(--success);margin-right:7px}.workspace-sidebar-bottom small{color:var(--faint);font-size:9px;line-height:1.6;display:block}.workspace-sidebar-bottom a{font-size:11px;display:inline-block;margin-top:23px;color:var(--muted);text-decoration:none}.workspace-page{min-width:0;flex:1}.workspace-page>main{min-height:calc(100vh - 66px)}.workspace-topbar{height:66px;padding:0 32px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:15px}.workspace-breadcrumb{display:flex;align-items:center;gap:16px;min-width:0;font-size:11px;color:var(--muted)}.workspace-breadcrumb a{color:inherit;text-decoration:none}.workspace-breadcrumb>span{color:var(--faint)}.workspace-breadcrumb b{font-weight:400;color:var(--ink)}.workspace-mobile-brand{display:none}.workspace-header-actions{display:flex;align-items:center;gap:13px;flex-shrink:0}.tool-shell main>.site-header,.workspace-mobile-tools{display:none}.tool-shell :is(.tool-hero,.hero){max-width:none;padding:34px 32px 28px;border:0;display:block}.tool-shell :is(.tool-hero,.hero) .breadcrumbs{display:none}.tool-shell :is(.tool-hero,.hero) h1{max-width:950px;font:500 clamp(30px,3.05vw,43px)/1.1 var(--font-geist-sans);letter-spacing:-.045em}.tool-shell .hero-copy,.tool-shell :is(.tool-hero,.hero)>p:not(.eyebrow){font-size:14px;line-height:1.7;max-width:780px;margin:16px 0 0;color:var(--muted)}.tool-shell .hero-aside{margin-top:16px}.tool-shell .privacy-note{margin-top:16px;font-size:10px;background:transparent;padding:0}.tool-shell .hero-note-row{margin-top:13px}.tool-shell .hero-note-row .privacy-note{margin:0}.tool-shell :is(.frequency-workspace,.comparison-workspace,.workspace){max-width:none;margin:0;padding:0 32px 28px;gap:20px}.tool-shell .frequency-workspace{grid-template-columns:minmax(0,1.65fr) minmax(260px,.9fr)}.tool-shell :is(.frequency-input-card,.frequency-settings-card,.input-card,.settings-card){padding:24px;background:var(--surface);border-radius:8px}.tool-shell .frequency-input-card textarea{min-height:310px}.tool-shell .compare-section,.tool-shell .frequency-results,.tool-shell .results{max-width:none;margin:10px 32px 48px;padding:0}.tool-shell .frequency-metrics{border-radius:8px;overflow:hidden}.tool-shell .frequency-metrics strong{font-size:28px}.tool-shell .tool-explainer{max-width:none;margin:20px 32px 0;padding:38px 0 0;border-top:1px solid var(--line)}.tool-shell .tool-explainer h2{font-size:29px;line-height:1.15;letter-spacing:-.04em}.tool-shell .tool-explainer section{margin-bottom:48px}.tool-shell .tool-explainer>section>p:not(.section-number){font-size:14px;line-height:1.8;max-width:960px}.tool-shell .site-footer{width:auto;margin:35px 32px 0;font-size:11px}.tool-shell .site-footer-brand .brand{font-size:15px}.tool-shell .comparison-table-head{border-radius:7px 7px 0 0;background:var(--surface)}.legend .expected:before{border-color:var(--faint);background:var(--faint)}.tool-shell .frequency-toolbar{background:var(--surface);padding:16px}.tool-shell .frequency-table-meta{font-size:10px}.tool-shell .results-title h2{font-size:23px;letter-spacing:-.03em}.tool-shell .section-head h2{font-size:15px}.tool-shell .tfidf-source-card{padding:17px}.tool-shell .tfidf-source-head h3{font-size:13px}.tool-shell .frequency-table-card,.tool-shell .table-scroll{min-width:0}.tool-shell .frequency-view-tabs button{border-radius:5px}.evidence-error{background:var(--danger-wash);color:var(--danger);border:1px solid var(--danger)}.apply-button{background:var(--action);color:var(--action-ink);border-color:var(--action)}@media(min-width:851px) and (max-width:1360px){.tool-shell .comparison-settings-card{grid-template-columns:repeat(2,minmax(0,1fr))}.tool-shell .comparison-settings-copy,.tool-shell .comparison-submit{grid-column:1/-1}}@media(max-width:1150px){.site-header{gap:18px}.site-header .site-nav{gap:16px}.site-header .brand{font-size:17px}.header-tools{gap:8px}.workspace-sidebar{width:202px;flex-basis:202px;padding-inline:9px}.workspace-sidebar>.brand{font-size:14px}.workspace-tool-nav>a{font-size:11px}.workspace-topbar{padding-inline:24px}.tool-shell :is(.tool-hero,.hero){padding-inline:24px}.tool-shell :is(.frequency-workspace,.comparison-workspace,.workspace){padding-inline:24px}.tool-shell .frequency-workspace{grid-template-columns:minmax(0,1.4fr) minmax(245px,.9fr)}.tool-shell .compare-section,.tool-shell .frequency-results,.tool-shell .results,.tool-shell .site-footer,.tool-shell .tool-explainer{margin-inline:24px}}@media(max-width:900px){.site-header{flex-wrap:wrap;padding-block:19px;gap:17px}.site-header .site-nav{order:3;width:100%;justify-content:flex-start;gap:26px}.site-header .header-tools{margin-left:auto}.workspace-sidebar{display:none}.workspace-topbar{height:62px}.workspace-mobile-brand{display:block}.workspace-mobile-brand .brand{font-size:16px;gap:8px}.workspace-mobile-brand .brand-symbol{width:28px;flex-basis:28px}.workspace-breadcrumb{display:none}.workspace-mobile-tools{display:block;margin:0 24px;border-bottom:1px solid var(--line)}.workspace-mobile-tools summary{display:flex;align-items:center;justify-content:space-between;padding:12px 0;color:var(--muted);font-size:12px;cursor:pointer}.workspace-mobile-tools[open] summary{color:var(--ink)}.workspace-mobile-tools .workspace-tool-nav{display:grid;grid-template-columns:1fr 1fr;padding-bottom:15px}.workspace-mobile-tools .workspace-tool-nav>a{font-size:12px;min-height:39px}.tool-shell .frequency-workspace{grid-template-columns:1fr 1fr}.tool-shell .tool-explainer h2{font-size:27px}}@media(max-width:640px){.site-footer,.site-header{width:calc(100% - 36px)}.site-header .brand{font-size:16px;gap:8px}.site-header{gap:15px 10px}.site-header .brand-symbol{width:28px;flex-basis:28px}.site-header .site-nav{gap:22px;overflow-x:auto;padding-bottom:1px}.site-header .site-nav a{font-size:11px}.header-tools{gap:6px}.ui-languages a{min-width:26px;font-size:8px}.theme-toggle{width:30px;height:30px;flex-basis:30px}.site-footer{margin-top:44px}.site-footer .brand{font-size:16px}.article-hero,.tools-directory-hero{padding-top:36px}.article-hero h1,.tools-directory-hero h1{font-size:43px;line-height:1.05}.workspace-topbar{height:auto;min-height:62px;padding:13px 18px;flex-wrap:wrap;gap:10px}.workspace-breadcrumb{font-size:10px;gap:4px 8px;flex:1;flex-wrap:wrap}.workspace-breadcrumb>a{display:inline}.workspace-header-actions{gap:7px}.workspace-mobile-tools{margin-inline:18px}.workspace-mobile-tools .workspace-tool-nav>a{font-size:11px;padding-inline:6px;gap:6px}.tool-shell :is(.tool-hero,.hero){padding:28px 18px 23px}.tool-shell :is(.tool-hero,.hero) h1{font-size:32px}.tool-shell .hero-copy,.tool-shell :is(.tool-hero,.hero)>p:not(.eyebrow){font-size:13px}.tool-shell :is(.frequency-workspace,.comparison-workspace,.workspace){padding-inline:18px;grid-template-columns:1fr;gap:18px}.tool-shell :is(.frequency-input-card,.frequency-settings-card,.input-card,.settings-card){padding:19px}.tool-shell .frequency-input-card textarea{min-height:260px}.tool-shell .compare-section,.tool-shell .frequency-results,.tool-shell .results,.tool-shell .site-footer,.tool-shell .tool-explainer{margin-inline:18px}.tool-shell .frequency-metrics>div{padding:16px}.tool-shell .frequency-metrics strong{font-size:24px}.tool-shell .frequency-metrics small{font-size:9px}.tool-shell .tool-explainer h2{font-size:25px}.tool-shell .tool-explainer>section>p:not(.section-number){font-size:14px}.tool-shell .frequency-toolbar{padding:13px;gap:13px}.tool-shell .frequency-table-meta{font-size:9px;padding-inline:13px}.tool-shell .export-actions{gap:5px}.tool-shell .export-actions button{padding-inline:8px}.field input,.field select,.frequency-toolbar input,.url-input,textarea{font-size:16px}.stopword-body textarea{font-size:13px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:after,:before{animation:none!important;transition:none!important}}