:root{--ink:#111217;--muted:#5f6470;--line:#d9dadf;--soft:#f3f3f4;--paper:#f3f3f4;--panel:#fff;--red:#b01217;--dark:#1a1b21}
    *{box-sizing:border-box}
    body{margin:0;background:var(--theme-page,var(--paper));color:var(--theme-text,var(--ink));font-family:Arial,Helvetica,sans-serif;line-height:1.5}
    a{color:inherit}
    button,input{font:inherit}
    button{cursor:pointer}
    [hidden]{display:none!important}

    :root{color-scheme:light;--theme-page:#f3f3f4;--theme-section:#fff;--theme-surface:#fff;--theme-surface-alt:#f3f3f4;--theme-surface-strong:#1a1b21;--theme-text:#111217;--theme-muted:#5f6470;--theme-border:#d9dadf;--theme-control:#fff;--theme-hover:#f8f8f9}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid var(--line,#d9dadf);transition:transform .24s ease,background-color .18s ease,border-color .18s ease}
    .site-header.is-hidden{transform:translateY(-100%)}
    .site-header__inner{position:relative;max-width:1560px;min-height:104px;margin:0 auto;padding:6px 34px 8px;display:grid;grid-template-columns:minmax(150px,190px) minmax(0,1fr) 222px;grid-template-rows:36px 54px;row-gap:0;column-gap:28px;align-items:center}
    .site-logo{grid-column:1;grid-row:1/3;display:inline-flex;width:132px;height:74px;justify-self:center;text-decoration:none}
    .site-logo img{display:block;width:100%;height:100%;object-fit:contain}
    .site-logo .site-logo__dark{display:none}
    .site-nav{grid-column:2;grid-row:2;width:100%;min-width:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));align-items:center;justify-items:center;color:#4e515b;font-size:15px}
    .site-nav a{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:34px;padding:0 8px;color:inherit;text-decoration:none;white-space:nowrap;text-align:center;font-weight:500}
    .site-nav a.is-current{color:#b01217;text-shadow:.45px 0 0 currentColor}
    .site-nav a.is-current::before{content:"";position:absolute;left:-3px;top:8px;width:2px;height:16px;background:#b01217}
    .site-nav a.is-current::after{content:"";position:absolute;left:50%;bottom:-19px;width:2px;height:24px;background:#b01217}
    .site-actions{display:contents}
    .site-utility{grid-column:2/4;grid-row:1;align-self:center;display:flex;align-items:center;justify-content:flex-end;gap:7px;min-width:0}
    .site-phone{position:static;right:auto;top:auto;min-width:0;max-width:none;margin-right:3px;overflow:visible;text-overflow:clip;color:#30323a;text-decoration:none;font-weight:700;font-size:14px;line-height:1.15;white-space:nowrap}
    .site-icon-button{display:inline-grid;place-items:center;flex:0 0 34px;width:34px;height:34px;padding:0;border:1px solid var(--line,#d9dadf);border-radius:0;background:transparent;color:#30323a;text-decoration:none;cursor:pointer;transition:border-color .16s ease,color .16s ease,background-color .16s ease}
    .site-icon-button:hover,.site-icon-button:focus-visible{border-color:#b01217;color:#b01217;background:#fff}
    .site-icon-button svg{display:block;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:square;stroke-linejoin:miter}
    .site-theme-toggle .site-icon-sun{display:none}
    .site-cta,.site-menu{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border:1px solid #b01217;border-radius:0;background:#fff;color:#b01217;text-decoration:none;font-weight:800;white-space:nowrap}
    .site-cta{grid-column:3;grid-row:2;width:100%;min-width:0}
    .site-cta:hover{background:#b01217;color:#fff}
    .site-menu{display:none;border-color:var(--line,#d9dadf);color:#111217;cursor:pointer}
    :root[data-theme="dark"]{color-scheme:dark;--bg:#121318;--ink:#f3f3f5;--muted:#b5b8c2;--line:#353741;--paper:#1a1b21;--soft:#222329;--red:#d0252b;--red-dark:#6c0e12;--red-soft:#37191b;--blue:#8eb4d1;--theme-page:#121318;--theme-section:#121318;--theme-surface:#1a1b21;--theme-surface-alt:#222329;--theme-surface-strong:#0f1014;--theme-text:#f3f3f5;--theme-muted:#b5b8c2;--theme-border:#353741;--theme-control:#15161b;--theme-hover:#25262d;background:#121318}
    :root[data-theme="dark"] body{background:var(--bg)!important;color:var(--ink)!important}
    :root[data-theme="dark"] .site-header{background:rgba(18,19,24,.97);border-color:var(--line)}
    :root[data-theme="dark"] .site-logo .site-logo__light{display:none}
    :root[data-theme="dark"] .site-logo .site-logo__dark{display:block}
    :root[data-theme="dark"] .site-nav,:root[data-theme="dark"] .site-phone,:root[data-theme="dark"] .site-icon-button{color:#e9e9ec}
    :root[data-theme="dark"] .site-icon-button:hover,:root[data-theme="dark"] .site-icon-button:focus-visible{background:#1a1b21;color:#ef4b50}
    :root[data-theme="dark"] .site-cta,:root[data-theme="dark"] .site-menu{background:#121318;color:#ef4b50}
    :root[data-theme="dark"] .site-menu{color:#f3f3f5}
    :root[data-theme="dark"] .site-header.is-menu-open .site-nav{background:#1a1b21}
    :root[data-theme="dark"] .site-theme-toggle .site-icon-moon{display:none}
    :root[data-theme="dark"] .site-theme-toggle .site-icon-sun{display:block}
    :root[data-theme="dark"] :is(.lead,.author-card,.contextual-action,.side-section,.related-card,.service-hero,.scope-band,.situation,.deliverable,.expert-card,.price-block,.service-sidebar,.lead-section,.lead-form,.tool-workspace,.intro-fact,.process-band,.service-action,.profile-hero,.home-current,.home-current__body,table){background:var(--paper)!important;color:var(--ink)!important;border-color:var(--line)!important}
    :root[data-theme="dark"] :is(input,textarea,select,.button,.control){background:#15161b!important;color:var(--ink)!important;border-color:var(--line)!important}
    :root[data-theme="dark"] :is(.hero-lead,.lead p,.side-section p,.service-sidebar p,.related-card p){color:var(--muted)}
    :root[data-theme="dark"] :is(.hero,.services-hero,.quick-section,.catalog,.final-cta,.about-body,.contacts-body,.privacy-body,.home-body,.industry-hub,.team-hub,.glossary-index-page,.requisites-body,.about-hero,.about-section,.about-values,.about-team,.about-cases,.about-contact,.about-ratings,.contacts-hero,.contacts-channels,.contacts-details,.contacts-map-section,.contacts-social,.contacts-lead,.privacy-hero,.privacy-document,.privacy-operator,.privacy-related,.home-hero,.home-section,.home-routes,.home-facts,.home-cases,.home-knowledge,.home-contact,.industry-hero,.risk-section,.resource-section,.proof-section,.practice-section,.article-section,.glossary-hero,.definition-band,.related-section,.requisites-hero,.requisites-main,.requisites-panel,.requisites-english){background:var(--bg)!important;color:var(--ink)!important;border-color:var(--line)!important}
    :root[data-theme="dark"] :is(.task-link,.service-link,.final-cta__inner,.about-values article,.about-person,.about-case,.about-public__list,.about-rating,.about-contact__copy,.about-form,.contacts-channels a,.contacts-details article,.contacts-hero__office,.contacts-map-copy,.contacts-lead__copy,.contacts-form,.privacy-hero aside,.privacy-summary,.privacy-summary article,.home-fact,.route-item,.practice-link,.tool-list,.case-card,.knowledge-card,.home-contact__copy,.home-form,.industry-hero__visual p,.risk-grid article,.resource-card,.proof-card,.asset-list li,.lead-copy,.person-card,.practice-card,.article-card,.profile-detail article,.term-cover,.term-hero,.term-row,.term-sidebar,.related-card,.glossary-empty,.requisites-quick,.requisites-nav a,.requisites-row,.classifier){background:var(--paper)!important;color:var(--ink)!important;border-color:var(--line)!important}
    :root[data-theme="dark"] :is(.requisites-nav,.requisites-help,.requisites-english .requisites-row:nth-child(even)){background:var(--soft)!important;border-color:var(--line)!important}
    :root[data-theme="dark"] :is(.about-hero__copy>p:not(.eyebrow),.about-contact__copy>p:not(.eyebrow),.about-contact__note,.contacts-hero__office p,.contacts-lead__copy>p:not(.eyebrow),.contacts-lead__note,.privacy-intro>p:last-child,.privacy-section__body,.privacy-toc a,.home-hero__lead,.home-fact span,.home-contact__copy>p:not(.eyebrow),.home-contact__note,.industry-hero__visual p,.lead-copy>p:not(.eyebrow),.lead-note,.profile-detail article>p:not(.eyebrow),.profile-focus p,.profile-intro,.glossary-hero__inner>div:last-child p,.rich-text,.sidebar-section ol a,.term-lead,.topic-filters button,.requisites-row dt,.requisites-quick small){color:var(--muted)!important}
    :root[data-theme="dark"] :is(.about-form label,.contacts-form label,.home-form label,.lead-form label,.contacts-map-copy dd,.requisites-nav a,.requisites-row dd,.requisites-help__inner>div:last-child a){color:var(--ink)!important}
    :root[data-theme="dark"] .hero h1{color:var(--ink)!important}
    :root[data-theme="dark"] .hero :is(p,.meta){color:var(--muted)!important}
    :root[data-theme="dark"] .services-hero h1{color:var(--ink)!important}
    :root[data-theme="dark"] .services-hero p{color:var(--muted)!important}
    :root[data-theme="dark"] .service-hero dd{color:var(--muted)!important}
    :root[data-theme="dark"] :is(.tools-hero,.tools-section,.account-section,.reference-hero){background:var(--theme-section)!important;color:var(--theme-text)!important;border-color:var(--theme-border)!important}
    :root[data-theme="dark"] :is(.mode-panel,.tool-row,.account-inner,.hero-card,.content-card,.mktu-source-table__scroll,.class-card,.side-box,.pager a,.mktu-search-panel input,.mktu-chip,.class-tag-links__chips a,.mktu-more,.mktu-result-card,.mktu-icon-action,.mktu-selected-class,.mktu-empty){background:var(--theme-surface)!important;color:var(--theme-text)!important;border-color:var(--theme-border)!important}
    :root[data-theme="dark"] :is(.tool-row:hover,.search-note,.mktu-teaser,.mktu-result-tags span){background:var(--theme-hover)!important}
    :root[data-theme="dark"] :is(.mktu-navigator__intro p:not(.eyebrow-light),.mktu-state-row,.mktu-results-head span,.mktu-result-card p,.mktu-result-reasons ul,.mktu-selected-empty,.mktu-selected-class em,.class-tag-links p){color:var(--theme-muted)!important}
    :root[data-theme="dark"] .reference-hero .lead{padding:0!important;border:0!important;background:transparent!important;color:var(--theme-muted)!important}
    :root[data-theme="dark"] :is(.calculator-page,.dictionary-page,.risk-navigator-page) .lead{padding:0!important;border:0!important;background:transparent!important;color:var(--theme-muted)!important}
    .site-footer{background:#111217;color:#fff;padding:62px 24px 24px}
    .site-footer__inner{max-width:1220px;margin:0 auto}
    .site-footer__main{display:grid;grid-template-columns:1.2fr repeat(5,minmax(0,1fr));gap:30px}
    .site-footer__logo{display:inline-flex;width:150px;height:62px}
    .site-footer__logo img{width:100%;height:100%;object-fit:contain;object-position:left center}
    .site-footer__brand p{max-width:300px;margin:22px 0 0;color:#737681;font-size:13px;line-height:1.55}
    .site-footer__col h3{margin:0 0 16px;color:#fff;font-size:12px;text-transform:uppercase;letter-spacing:.14em}
    .site-footer__col a,.site-footer__col span{display:block;color:#b9bbc5;text-decoration:none;font-size:14px;line-height:1.45;margin-bottom:10px}
    .site-footer__col a:hover{color:#fff}
    .site-footer__map{height:150px;margin-top:12px;border:1px solid #2f3038;background:#1d1e24;overflow:hidden}
    .site-social{display:flex;gap:8px;margin-top:14px}
    .site-social a{display:grid;place-items:center;width:38px;height:38px;border:1px solid #2f3038;color:#fff;font-weight:900;margin:0}
    .site-footer__bottom{display:flex;justify-content:space-between;gap:18px;margin-top:42px;padding-top:18px;border-top:1px solid #2f3038;color:#737681;font-size:13px}
    @media(max-width:1280px){
      .site-header__inner{grid-template-columns:132px minmax(0,1fr) 200px;padding-left:22px;padding-right:22px;column-gap:18px}
      .site-logo{width:116px}
      .site-nav{font-size:13px}
      .site-nav a{padding:0 4px}
      .site-phone{font-size:13px}
      .site-footer__main{grid-template-columns:repeat(3,minmax(0,1fr))}
      .site-footer__office{grid-column:1/-1}
    }
    @media(max-width:1180px){
      .site-header__inner{grid-template-columns:112px minmax(0,1fr) auto;grid-template-rows:34px 48px;min-height:98px;padding:8px 16px;column-gap:14px}
      .site-logo{width:112px;height:62px;justify-self:start}
      .site-nav{display:none}
      .site-header.is-menu-open .site-nav{display:grid;position:absolute;left:16px;right:16px;top:calc(100% + 8px);width:auto;grid-template-columns:1fr;background:#fff;border:1px solid var(--line,#d9dadf);box-shadow:0 18px 50px rgba(17,18,23,.16);justify-items:stretch;z-index:40}
      .site-header.is-menu-open .site-nav a{justify-content:flex-start;min-height:42px;padding:0 14px;border-bottom:1px solid var(--line,#d9dadf)}
      .site-header.is-menu-open .site-nav a.is-current::after{display:none}
      .site-utility{grid-column:2/4;grid-row:1}
      .site-cta{grid-column:2;grid-row:2}
      .site-menu{display:inline-flex;grid-column:3;grid-row:2}
      .site-footer__main{grid-template-columns:repeat(3,minmax(0,1fr))}
      .site-footer__office{grid-column:1/-1}
    }
    @media(max-width:700px){
      .site-header,.site-header__inner{max-width:100%;overflow:hidden}
      .site-header.is-menu-open,.site-header.is-menu-open .site-header__inner{overflow:visible}
      .site-header__inner{grid-template-columns:96px minmax(0,1fr) auto;grid-template-rows:32px 42px;min-height:92px;padding:9px 12px;column-gap:10px}
      .site-header.is-menu-open .site-nav{left:12px;right:12px}
      .site-logo{width:96px;height:52px}
      .site-phone{font-size:12px}
      .site-utility{gap:5px}
      .site-cta,.site-menu{min-height:38px;padding:0 12px;font-size:13px}
      .site-icon-button{flex-basis:32px;width:32px;height:32px}
      .site-footer__main{grid-template-columns:1fr}
      .site-footer__brand p{max-width:none}
      .site-footer__bottom{align-items:flex-start;flex-direction:column}
    }
    @media(max-width:420px){
      .site-header__inner{grid-template-columns:88px minmax(0,1fr) auto;column-gap:8px}
      .site-logo{width:88px}
      .site-phone{margin-right:0;font-size:11px}
      .site-utility{gap:4px}
      .site-icon-button{flex-basis:29px;width:29px;height:29px}
      .site-icon-button svg{width:16px;height:16px}
      .site-cta,.site-menu{padding:0 9px;font-size:12px}
    }

    main{max-width:1220px;margin:0 auto;padding:42px 0 82px}
    .hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:end;margin-bottom:26px}
    .hero::before{content:"";position:absolute;left:-28px;top:5px;width:3px;height:58px;background:var(--red)}
    .eyebrow{margin:0 0 8px;color:var(--red);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:12px}
    h1{margin:0;font-size:54px;line-height:1.02;letter-spacing:0}
    .calculator-page .lead{max-width:760px;margin:14px 0 0;padding:0!important;border:0!important;background:transparent!important;color:var(--theme-muted,#44464c)!important;font-size:17px}
    .source-card{background:var(--theme-surface,#fff);border:1px solid var(--theme-border,var(--line));border-left:3px solid var(--red);border-radius:0;padding:17px}
    .source-card strong{display:block;font-size:17px;line-height:1.25}
    .source-card p{margin:7px 0 0;color:var(--muted);font-size:13px}
    .source-card a{display:inline-block;margin-top:8px;color:var(--red);font-weight:800;text-decoration:none}
    .tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:18px;align-items:start}
    .calculator-card{background:var(--theme-surface,#fff);border:1px solid var(--theme-border,var(--line));border-radius:0;padding:16px}
    .calculator-card h2{margin:0 0 8px;font-size:24px;line-height:1.15}
    .calculator-card p{margin:0;color:var(--muted);font-size:15px}
    .mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}
    .mode-tab{min-height:44px;border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-control,#fff);color:var(--theme-text,#222);font-weight:900}
    .mode-tab[aria-pressed="true"]{background:var(--theme-surface-strong,var(--dark));border-color:var(--red);color:#fff}
    .class-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:14px 0 10px;flex-wrap:wrap}
    .class-toolbar strong{font-size:16px}
    .toolbar-actions{display:flex;gap:8px;flex-wrap:wrap}
    .ghost-btn,.primary-btn,.copy-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:0;min-height:38px;padding:0 12px;font-weight:800;text-decoration:none}
    .ghost-btn{border:1px solid var(--theme-border,var(--line));background:var(--theme-control,#fff);color:var(--theme-text,var(--ink))}
    .primary-btn,.copy-btn{border:1px solid var(--red);background:var(--red);color:#fff}
    .classes-grid{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:7px}
    .class-btn{min-height:38px;border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-control,#fff);color:var(--theme-text,#27252a);font-weight:900;padding:0 9px;text-align:center}
    .class-btn[aria-pressed="true"]{background:var(--red);border-color:var(--red);color:#fff}
    .selected-list{margin-top:16px}
    .selected-list h3{margin:0 0 10px;font-size:18px}
    .selected-items{display:grid;gap:8px;max-height:360px;overflow:auto}
    .selected-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-surface,#fff);padding:10px}
    .selected-item small{display:block;margin-top:3px;color:var(--muted)}
    .selected-item__actions{display:flex;align-items:center;gap:6px}
    .term-stepper{display:grid;grid-template-columns:32px 54px 32px;gap:5px;align-items:center}
    .term-stepper button,.remove-class{height:34px;border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-control,#fff);color:var(--red);font-weight:900}
    .term-stepper input{height:34px;width:100%;border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-control,#fff);color:var(--theme-text,var(--ink));text-align:center;font-weight:900}
    .remove-class{width:34px}
    .hint{display:block;margin-top:10px;color:var(--muted);font-size:13px}
    .options{display:grid;grid-template-columns:minmax(240px,.74fr) minmax(360px,1.26fr);gap:12px;margin-top:14px;align-items:start}
    .option-box{border:1px solid var(--theme-border,var(--line));border-radius:0;background:var(--theme-surface,#fff);padding:13px}
    .option-box h3{margin:0 0 8px;font-size:17px;line-height:1.2}
    .checkbox-row,.radio-row{display:flex;align-items:flex-start;gap:10px;color:var(--theme-text,#2d2926)}
    .checkbox-row input,.radio-row input{margin-top:5px;accent-color:var(--red)}
    .radio-row+.radio-row{margin-top:8px}
    .radio-row small{display:block;color:var(--muted)}
    .result-panel{position:sticky;top:92px;background:var(--dark);color:#fff;border-radius:0;padding:18px;border-top:3px solid var(--red)}
    .result-panel h2{margin:0;font-size:24px}
    .total{display:block;margin:10px 0 4px;font-size:42px;line-height:1;color:#fff}
    .result-muted{color:#cdc7c2;font-size:13px}
    .result-lines{display:grid;gap:10px;margin:18px 0}
    .result-line{display:grid;grid-template-columns:1fr auto;gap:10px;border-bottom:1px solid rgba(255,255,255,.14);padding-bottom:9px}
    .result-line span{color:#dcd7d3}
    .result-line strong{white-space:nowrap}
    .result-actions{display:grid;gap:8px;margin-top:16px}
    .result-actions a,.result-actions button{width:100%}
    .copy-status{min-height:18px;color:#cdc7c2;font-size:13px}
    .examples{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:18px}
    .examples article{background:var(--theme-surface,#fff);border:1px solid var(--theme-border,var(--line));border-radius:0;padding:14px}
    .examples strong,.examples span{display:block}
    .examples span{margin-top:6px;color:var(--red);font-weight:900;font-size:20px}
    .notes{margin-top:20px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .note{background:var(--theme-surface,#fff);border:1px solid var(--theme-border,var(--line));border-radius:0;padding:15px;color:var(--theme-muted,#45413d);font-size:14px}
    .note strong{display:block;margin-bottom:7px;color:var(--theme-text,var(--ink))}
    @media (max-width:980px){
      main{padding:32px 18px 64px}
      .hero::before{left:-18px}
      h1{font-size:44px}
      .hero,.tool-layout,.options,.notes{grid-template-columns:1fr}
      .result-panel{position:static}
      .classes-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
      .examples{grid-template-columns:1fr 1fr}
    }
    @media (max-width:560px){
      h1{font-size:34px;overflow-wrap:break-word}
      .classes-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
      .selected-item{grid-template-columns:1fr}
      .examples{grid-template-columns:1fr}
    }