:root {
    color-scheme: light;
    --canvas: #f6f1e7;
    --surface: #fffdf8;
    --surface-soft: #ebe7de;
    --surface-cyan: #e5ebf2;
    --surface-cyan-strong: #d6e0eb;
    --ink: #1c2732;
    --ink-soft: #3e4c58;
    --muted: #5b6771;
    --line: #d4d0c6;
    --line-strong: #a9afb2;
    --primary: #2b5faa;
    --primary-dark: #173f79;
    --primary-soft: #dce6f4;
    --primary-ink: #ffffff;
    --accent: #b2492d;
    --success: #2e7356;
    --warning: #855b12;
    --danger: #aa4139;
    --shadow: 0 12px 28px rgba(28, 39, 50, .12);
    --header-surface: #f6f1e7;
    --sticky-surface: #ebe7de;
    --focus-ring: rgba(43, 95, 170, .32);
    --soft-border: #c5d2e0;
    --soft-border-strong: #acbfd3;
    --success-surface: #edf5ef;
    --warning-surface: #f8f0dc;
    --danger-surface: #faece8;
    --warning-ink: #60440f;
    --code-surface: #17222d;
    --code-line: #4c5c69;
    --code-ink: #f4f0e7;
    --code-muted: #c2c9ce;
    --category-color: var(--primary);
    --header-height: 72px;
    --shell: 1180px;
    --pad: clamp(20px, 4vw, 48px);
    --radius: 8px;
    --control-height: 50px;
    --control-radius: 4px;
    --control-inline: 14px;
    --font: Inter, "Source Sans 3", "Segoe UI", Arial, sans-serif;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --canvas: #090d14;
    --surface: #121923;
    --surface-soft: #0e151e;
    --surface-cyan: #111e2c;
    --surface-cyan-strong: #182a3d;
    --ink: #f1ede4;
    --ink-soft: #ccd2d5;
    --muted: #9ba7ae;
    --line: #28323d;
    --line-strong: #485562;
    --primary: #88afe2;
    --primary-dark: #b2cbed;
    --primary-soft: #172a42;
    --primary-ink: #08111b;
    --accent: #e08a6c;
    --success: #78c39b;
    --warning: #dfb96d;
    --danger: #ed938a;
    --shadow: 0 16px 38px rgba(0, 0, 0, .42);
    --header-surface: #090d14;
    --sticky-surface: #0e151e;
    --focus-ring: rgba(136, 175, 226, .42);
    --soft-border: #263f5a;
    --soft-border-strong: #365573;
    --success-surface: #162a23;
    --warning-surface: #332818;
    --danger-surface: #351f21;
    --warning-ink: #efd18e;
    --code-surface: #070b11;
    --code-line: #3c4957;
    --code-ink: #f1ede4;
    --code-muted: #abb6bd;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--canvas); }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 400 16px/1.58 var(--font); text-rendering: optimizeLegibility; }
body.command-open { overflow: hidden; }
[hidden] { display: none !important; }
img, svg, canvas { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: var(--primary-dark); text-underline-offset: 3px; }
a:hover { color: var(--primary); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--ink); line-height: 1.12; text-wrap: balance; }
h1 { font-size: clamp(38px, 5vw, 62px); letter-spacing: -.035em; }
h2 { font-size: clamp(28px, 3.4vw, 42px); letter-spacing: -.025em; }
h3 { font-size: 20px; letter-spacing: -.015em; }
code, pre, kbd { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
kbd { padding: 2px 6px; border: 1px solid var(--line-strong); border-bottom-width: 2px; border-radius: 4px; background: var(--surface); color: var(--ink-soft); font-size: .8em; }
::selection { background: var(--primary-soft); color: var(--ink); }
:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 3px; }

.shell { width: min(calc(100% - (var(--pad) * 2)), var(--shell)); margin-inline: auto; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.skip-link { position: fixed; z-index: 2000; top: 10px; left: 10px; padding: 10px 14px; transform: translateY(-150%); background: var(--ink); color: #fff; text-decoration: none; }
.skip-link:focus { transform: none; }
.site-main { min-height: calc(100vh - var(--header-height)); }
.section-label, .page-kicker, .hero-kicker { display: inline-block; margin-bottom: 10px; color: var(--primary-dark); font-size: 13px; font-weight: 700; letter-spacing: 0; }
.section-note, .cta-count { margin: 0 0 8px; color: var(--primary-dark); font-size: 13px; font-weight: 700; }
.section-paper, .section-soft { background: var(--surface-soft); color: var(--ink); }
.text-link { font-weight: 700; text-decoration-thickness: 1px; }
.button { display: inline-flex; min-height: var(--control-height); align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border: 1px solid transparent; border-radius: var(--control-radius); cursor: pointer; font-weight: 750; line-height: 1.2; text-align: center; text-decoration: none; transition: background-color .16s ease, border-color .16s ease, color .16s ease; }
.button-primary, .button-signal, .button-dark { background: var(--primary); color: var(--primary-ink); }
.button-primary:hover, .button-signal:hover, .button-dark:hover { background: var(--primary-dark); color: var(--primary-ink); }
.button-quiet { border-color: var(--line-strong); background: var(--surface); color: var(--ink); }
.button-quiet:hover { border-color: var(--primary); background: var(--primary-soft); }
.button-danger { border-color: var(--danger); background: var(--danger-surface); color: var(--danger); }
:root[data-theme="dark"] .button-primary,
:root[data-theme="dark"] .button-signal,
:root[data-theme="dark"] .button-dark { background: var(--primary); color: var(--primary-ink); }
:root[data-theme="dark"] .button-primary:hover,
:root[data-theme="dark"] .button-signal:hover,
:root[data-theme="dark"] .button-dark:hover { background: var(--primary-dark); color: var(--primary-ink); }
.text-button { padding: 0; border: 0; background: transparent; color: var(--primary-dark); cursor: pointer; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.search-icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

/* Header and identity */
.site-header { position: sticky; z-index: 500; top: 0; height: var(--header-height); border-bottom: 1px solid var(--line); background: var(--header-surface); }
.header-inner { display: flex; height: 100%; align-items: center; gap: 32px; }
.wordmark { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 10px; color: var(--ink); font-size: 18px; font-weight: 650; line-height: 1; text-decoration: none; }
.wordmark:hover { color: var(--ink); }
.brand-mark { width: 38px; height: 38px; color: var(--primary); }
.brand-mark__page, .brand-mark__lens { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.wordmark-copy { display: flex; gap: 5px; align-items: baseline; }
.wordmark-copy strong { color: var(--primary-dark); font-size: 20px; font-weight: 850; letter-spacing: -.04em; }
.desktop-nav { display: flex; align-self: stretch; align-items: center; gap: 27px; margin-left: auto; }
.desktop-nav a { position: relative; display: flex; height: 100%; align-items: center; color: var(--ink-soft); font-size: 14px; font-weight: 650; text-decoration: none; }
.desktop-nav a::after { position: absolute; right: 0; bottom: -1px; left: 0; height: 3px; background: var(--primary); content: ""; transform: scaleX(0); transition: transform .16s ease; }
.desktop-nav a:hover, .desktop-nav a[aria-current="page"] { color: var(--ink); }
.desktop-nav a[aria-current="page"]::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.language-switch { display: inline-flex; overflow: hidden; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); }
.language-switch a { display: inline-flex; min-width: 38px; height: 36px; gap: 4px; align-items: center; justify-content: center; padding: 0 7px; color: var(--muted); font-size: 11px; font-weight: 750; text-decoration: none; }
.language-flag { display: block; flex: 0 0 auto; border-radius: 1px; }
.language-switch a + a { border-left: 1px solid var(--line); }
.language-switch a:hover, .language-switch a[aria-current="true"] { background: var(--surface-cyan); color: var(--primary-dark); }
.theme-toggle { display: inline-grid; width: 38px; height: 38px; place-items: center; padding: 0; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); color: var(--ink-soft); cursor: pointer; }
.theme-toggle:hover { border-color: var(--primary); color: var(--primary-dark); }
.theme-icon { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.theme-icon-sun { display: none; }
:root[data-theme="dark"] .theme-icon-moon { display: none; }
:root[data-theme="dark"] .theme-icon-sun { display: block; }
.command-trigger { display: inline-flex; min-height: 38px; align-items: center; gap: 10px; padding: 7px 13px; border: 1px solid var(--line-strong); border-radius: 6px; background: var(--surface); color: var(--muted); cursor: pointer; font-size: 13px; }
.command-trigger .search-icon { width: 17px; height: 17px; color: var(--primary); }
.account-link { color: var(--ink-soft); font-size: 14px; font-weight: 700; text-decoration: none; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 12px 9px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); cursor: pointer; }
.menu-toggle i { display: block; width: 21px; height: 2px; margin: 4px auto; background: var(--ink); }
.mobile-nav { position: absolute; top: var(--header-height); right: 0; left: 0; padding: 10px var(--pad) 18px; border-bottom: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow); }
.mobile-nav a, .mobile-nav button { display: block; width: 100%; padding: 12px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; color: var(--ink); font-weight: 650; text-align: left; text-decoration: none; }
.public-flash { padding-top: 14px; }
.notice { padding: 12px 15px; border: 1px solid var(--line); border-left: 4px solid var(--primary); background: var(--surface); }
.notice-error { border-left-color: var(--danger); background: var(--danger-surface); }
.notice-success { border-left-color: var(--success); background: var(--success-surface); }

/* Home */
.home-hero { border-top: 4px solid var(--primary); border-bottom: 1px solid var(--soft-border); background: var(--canvas); }
.home-hero-inner { max-width: 920px; padding-top: clamp(34px, 4.6vw, 50px); padding-bottom: clamp(38px, 4.8vw, 54px); text-align: center; }
.home-hero h1 { max-width: 820px; margin: 0 auto 14px; font-size: clamp(38px, 4.8vw, 54px); }
.hero-lead { max-width: 730px; margin: 0 auto 22px; color: var(--ink-soft); font-size: clamp(16px, 1.8vw, 19px); }
.hero-search { max-width: 820px; margin: 0 auto; text-align: left; }
.hero-search > label { display: block; margin-bottom: 8px; color: var(--ink); font-size: 14px; font-weight: 750; }
.hero-search-line { display: grid; grid-template-columns: 26px minmax(0, 1fr) auto; align-items: center; min-height: 62px; padding-left: 18px; border: 1px solid var(--line-strong); border-radius: var(--control-radius); background: var(--surface); color: var(--primary); }
.hero-search-line input { min-width: 0; height: 60px; padding: 0 13px; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 17px; }
.hero-search-line:focus-within, .directory-search > div:focus-within, .command-search:focus-within { outline: 3px solid var(--focus-ring); outline-offset: 3px; }
.hero-search-line button { align-self: stretch; min-width: 104px; border: 0; border-left: 1px solid var(--line); border-radius: 0 3px 3px 0; background: var(--primary); color: var(--primary-ink); cursor: pointer; font-weight: 800; }
.hero-search-line button:hover { background: var(--primary-dark); }
:root[data-theme="dark"] .hero-search-line button,
:root[data-theme="dark"] .hero-search-line button:hover { color: var(--primary-ink); }
.hero-search > p { margin: 11px 2px 0; color: var(--muted); font-size: 13px; text-align: center; }
.hero-search > p strong { color: var(--ink-soft); }
.personal-tools { border-bottom: 1px solid var(--line); background: var(--surface); }
.personal-tools-inner { display: grid; grid-template-columns: minmax(180px, .42fr) 1fr; gap: 50px; padding-top: 30px; padding-bottom: 30px; }
.personal-tools h2 { margin: 0; font-size: 24px; }
.personal-tool-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 35px; }
.personal-tool-column > span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 12px; font-weight: 750; }
.personal-tool-links { display: flex; flex-wrap: wrap; gap: 7px; }
.personal-tool-links a { padding: 6px 9px; border: 1px solid var(--line); border-radius: 4px; color: var(--ink-soft); font-size: 12px; text-decoration: none; }
.featured-section, .category-section, .platform-section { padding: clamp(58px, 7vw, 88px) 0; }
.section-split-heading { display: block; margin-bottom: 34px; }
.section-split-heading h2 { margin: 0; }
.section-split-heading > p { max-width: 720px; margin: 12px 0 0; color: var(--muted); }
.section-split-heading > .text-link { display: inline-block; margin-top: 16px; }
.section-heading-basic { max-width: 760px; margin-bottom: 32px; }
.section-heading-basic h2 { margin-bottom: 10px; }
.section-heading-basic p { margin: 0; color: var(--muted); }
.section-heading-actions { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 32px; }
.section-heading-actions h2 { margin: 0; }
.featured-tools-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.featured-tool { display: flex; min-width: 0; min-height: 156px; gap: 15px; padding: 22px 19px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); color: var(--ink); text-decoration: none; transition: background-color .16s ease, box-shadow .16s ease; }
.featured-tool:hover { position: relative; z-index: 1; background: var(--surface-cyan); color: var(--ink); box-shadow: inset 0 3px 0 var(--primary); }
.tool-icon-wrap, .category-tool-icon, .directory-tool-icon, .related-tool-icon, .tool-page-icon { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; color: var(--primary); }
.tool-icon { width: 100%; height: 100%; overflow: visible; }
.tool-icon-wrap { width: 42px; height: 42px; }
.featured-tool-copy { min-width: 0; }
.featured-tool-copy strong { display: block; margin-bottom: 7px; line-height: 1.25; }
.featured-tool-copy span { display: -webkit-box; overflow: hidden; color: var(--muted); font-size: 13px; line-height: 1.45; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.category-tone-technical { --category-color: #2b5faa; }
.category-tone-onpage { --category-color: #73537d; }
.category-tone-links { --category-color: #436976; }
.category-tone-domains { --category-color: #585c8e; }
.category-tone-performance { --category-color: #a65a25; }
.category-tone-security { --category-color: #a9443e; }
.category-tone-utilities { --category-color: #58656d; }
:root[data-theme="dark"] .category-tone-technical { --category-color: #88afe2; }
:root[data-theme="dark"] .category-tone-onpage { --category-color: #c2a5ca; }
:root[data-theme="dark"] .category-tone-links { --category-color: #91b9c5; }
:root[data-theme="dark"] .category-tone-domains { --category-color: #aeb4df; }
:root[data-theme="dark"] .category-tone-performance { --category-color: #dda270; }
:root[data-theme="dark"] .category-tone-security { --category-color: #e3938e; }
:root[data-theme="dark"] .category-tone-utilities { --category-color: #b1bbc0; }
.category-section { border-block: 1px solid var(--line); background: var(--surface-soft); }
.category-bands { border-top: 1px solid var(--line-strong); }
.category-band { display: grid; grid-template-columns: minmax(330px, .43fr) minmax(0, 1fr); padding: 26px 0; border-bottom: 1px solid var(--line-strong); }
.category-band > header { display: grid; grid-template-columns: 118px minmax(0, 1fr); gap: 20px; align-items: center; padding-right: 32px; }
.category-visual { display: grid; width: 118px; height: 82px; place-items: center; overflow: visible; color: var(--category-color); }
.category-visual svg { width: 112px; }
.category-band-copy { min-width: 0; }
.category-band h3 { min-width: 0; margin-bottom: 7px; font-size: 22px; overflow-wrap: anywhere; }
.category-band h3 a { color: var(--ink); text-decoration: none; }
.category-band h3 a:hover { color: var(--primary-dark); text-decoration: underline; }
.category-band header p { margin: 0; color: var(--muted); font-size: 14px; }
.category-tool-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-left: 1px solid var(--line); }
.category-tool-list a { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 11px; align-items: center; min-height: 52px; padding: 8px 16px; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 14px; font-weight: 650; text-decoration: none; }
.category-tool-list a:nth-child(odd) { border-right: 1px solid var(--line); }
.category-tool-list a:hover { background: var(--surface); color: var(--primary-dark); }
.category-tool-icon { width: 25px; height: 25px; }
.category-tool-more { grid-column: 1 / -1; border-bottom: 1px solid var(--line); }
.category-tool-more summary { min-height: 46px; padding: 13px 16px; color: var(--primary-dark); font-size: 14px; font-weight: 700; cursor: pointer; }
.category-tool-more summary:hover { background: var(--surface); }
.category-tool-more summary::marker { color: var(--accent); }
.category-tool-more-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.category-tool-more-grid .category-tool-all { grid-column: 1 / -1; grid-template-columns: minmax(0, 1fr); color: var(--primary-dark); }
.platform-intro { display: grid; grid-template-columns: minmax(0, .8fr) minmax(280px, .55fr); gap: 55px; align-items: start; margin-bottom: 38px; }
.platform-intro h2, .platform-intro p { margin: 0; }
.platform-intro p { color: var(--muted); }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.principle-grid article { padding: 27px 30px 0 0; }
.principle-grid article + article { padding-left: 30px; border-left: 1px solid var(--line); }
.principle-grid h3 { margin-bottom: 10px; }
.principle-grid p { margin: 0; color: var(--muted); }
.home-cta { padding: 42px 0; border-block: 1px solid var(--soft-border); background: var(--surface-cyan); }
.cta-row { display: flex; align-items: center; justify-content: space-between; gap: 35px; }
.cta-row h2 { max-width: 720px; margin: 0; font-size: clamp(26px, 3.5vw, 40px); }

/* Catalog */
.catalog-header { padding: clamp(42px, 6vw, 72px) 0 34px; background: var(--surface); }
.catalog-title-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .55fr); gap: 55px; align-items: end; }
.catalog-title-row h1 { margin: 0; font-size: clamp(40px, 5vw, 60px); }
.catalog-title-row > p { margin: 0 0 6px; color: var(--muted); font-size: 17px; }
.catalog { padding-bottom: 80px; background: var(--surface-soft); border-top: 1px solid var(--line); }
.catalog-controls { position: sticky; z-index: 30; top: var(--header-height); display: grid; grid-template-columns: minmax(240px, .58fr) minmax(0, 1.42fr) auto; gap: 25px; align-items: end; padding-top: 22px; padding-bottom: 22px; border-bottom: 1px solid var(--line); background: var(--sticky-surface); }
.directory-search, .filter-block { min-width: 0; }
.directory-search label, .filter-block > span { display: block; margin-bottom: 7px; color: var(--muted); font-size: 12px; font-weight: 750; }
.directory-search > div { display: grid; grid-template-columns: 25px minmax(0, 1fr); align-items: center; min-height: var(--control-height); padding: 0 13px; border: 1px solid var(--line-strong); border-radius: var(--control-radius); background: var(--surface); color: var(--primary); }
.directory-search input { min-width: 0; height: 48px; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 16px; }
.filter-list { display: flex; min-width: 0; flex-wrap: wrap; gap: 6px; }
.filter-list button { min-height: 36px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--ink-soft); cursor: pointer; font-size: 12px; font-weight: 700; }
.filter-list button:hover, .filter-list button[aria-pressed="true"] { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-dark); }
.catalog-count { margin: 0 0 8px; color: var(--muted); white-space: nowrap; font-size: 13px; }
.catalog-count strong { color: var(--ink); }
.directory-groups { padding-top: 28px; }
.directory-group { margin-bottom: 35px; border: 1px solid var(--line); background: var(--surface); }
.directory-group > header { display: grid; grid-template-columns: 116px minmax(0, 1fr) auto; align-items: center; gap: 24px; padding: 18px 24px; border-bottom: 1px solid var(--line); }
.directory-category-visual { display: grid; width: 116px; height: 70px; place-items: center; overflow: visible; color: var(--category-color); }
.directory-category-visual svg { width: 108px; }
.directory-category-copy { min-width: 0; }
.directory-group h2 { min-width: 0; margin-bottom: 5px; font-size: 25px; overflow-wrap: anywhere; }
.directory-group h2 a { color: var(--ink); text-decoration: none; }
.directory-group header p { margin: 0; color: var(--muted); font-size: 14px; }
.directory-group header b { color: var(--muted); font-size: 12px; white-space: nowrap; }
.directory-row { display: grid; grid-template-columns: 38px minmax(180px, .48fr) minmax(260px, 1fr) auto; gap: 17px; align-items: center; min-height: 70px; padding: 10px 24px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.directory-row:last-child { border-bottom: 0; }
.directory-row:hover { background: var(--surface-cyan); color: var(--ink); }
.directory-tool-icon { width: 30px; height: 30px; }
.directory-row strong { line-height: 1.3; }
.directory-row > span:not(.directory-tool-icon) { color: var(--muted); font-size: 13px; }
.directory-row small { padding: 4px 7px; border: 1px solid var(--warning); border-radius: 3px; background: var(--warning-surface); color: var(--warning-ink); font-size: 10px; font-weight: 750; }
.directory-empty { padding: 70px 20px; text-align: center; }
.directory-empty p { color: var(--muted); }
.directory-empty button { border: 0; background: transparent; color: var(--primary-dark); cursor: pointer; font-weight: 750; text-decoration: underline; }

/* Tool pages and workspaces */
.tool-page { background: var(--canvas); }
.tool-topline { display: flex; min-height: 46px; align-items: center; justify-content: space-between; gap: 20px; }
.breadcrumbs { display: flex; min-width: 0; align-items: center; gap: 8px; overflow: hidden; color: var(--muted); font-size: 12px; white-space: nowrap; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs span:last-child { overflow: hidden; text-overflow: ellipsis; }
.favourite-button { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 7px; padding: 5px 0; border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 12px; }
.favourite-button:hover, .favourite-button[aria-pressed="true"] { color: var(--primary-dark); }
.favourite-button > span { font-size: 20px; }
.tool-heading { display: block; padding-top: 18px; padding-bottom: 25px; }
.tool-heading-main { min-width: 0; }
.tool-title-block { display: flex; min-width: 0; gap: 17px; align-items: flex-start; }
.tool-page-icon { width: 56px; height: 56px; margin-top: 2px; padding: 7px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); }
.tool-heading h1 { margin: 3px 0 0; font-size: clamp(34px, 4vw, 48px); overflow-wrap: anywhere; }
.tool-category { display: flex; flex-wrap: wrap; gap: 8px 14px; margin: 0; color: var(--muted); font-size: 12px; font-weight: 700; }
.tool-category a { color: var(--primary-dark); }
.tool-category span { padding-left: 14px; border-left: 1px solid var(--line-strong); }
.tool-heading-copy { display: flex; max-width: 1040px; align-items: center; gap: 25px; margin-left: 73px; }
.tool-heading-copy > p { flex: 1 1 auto; margin: 0; color: var(--ink-soft); font-size: 15px; }
.tool-facts { display: flex; flex: 0 0 auto; flex-wrap: wrap; gap: 7px; margin-top: 0; }
.tool-facts span { padding: 4px 7px; border: 1px solid var(--line); border-radius: 3px; background: var(--surface); color: var(--muted); font-size: 11px; }
.tool-workspace { border-top: 3px solid var(--primary); border-bottom: 1px solid var(--line-strong); background: var(--surface); }
.workspace-grid { display: block; }
.workspace-intro { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 24px; align-items: start; padding: 18px 0; border-bottom: 1px solid var(--line); }
.workspace-intro .section-label { margin: 2px 0 0; }
.workspace-intro p { max-width: 880px; margin: 0; color: var(--ink-soft); font-size: 13px; }
.tool-form { min-width: 0; padding: 25px 0 34px; }
.tool-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 18px; }
.field { min-width: 0; }
.field-primary { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 8px; color: var(--ink); font-size: 13px; font-weight: 750; line-height: 1.35; }
.field input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]),
.field textarea,
.field select {
    width: 100%;
    min-width: 0;
    border: 1px solid var(--line-strong);
    border-radius: var(--control-radius);
    background-color: var(--surface);
    color: var(--ink);
    font-size: 16px;
}
.field input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]),
.field select {
    height: var(--control-height);
    min-height: var(--control-height);
    padding: 0 var(--control-inline);
    line-height: 1.35;
}
.field select {
    appearance: none;
    padding-right: 46px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 12'%3E%3Cpath d='m2.5 3 6.5 6 6.5-6' fill='none' stroke='%233e4c58' stroke-width='1.8' stroke-linecap='square' stroke-linejoin='miter'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px 11px;
}
:root[data-theme="dark"] .field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 12'%3E%3Cpath d='m2.5 3 6.5 6 6.5-6' fill='none' stroke='%23ccd2d5' stroke-width='1.8' stroke-linecap='square' stroke-linejoin='miter'/%3E%3C/svg%3E"); }
.field input[type="file"] { padding: 7px; line-height: 1; }
.field input[type="file"]::file-selector-button { height: 34px; margin: 0 12px 0 0; padding: 0 12px; border: 1px solid var(--line); border-radius: 2px; background: var(--surface-soft); color: var(--ink); cursor: pointer; font: 700 13px/1 var(--font); }
.field textarea { min-height: 142px; padding: 12px var(--control-inline); line-height: 1.55; resize: vertical; }
.field textarea[rows="8"], .field textarea[rows="10"], .field textarea[rows="12"] { height: 190px; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--primary); outline: 3px solid var(--focus-ring); outline-offset: 1px; }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: var(--danger); outline-color: color-mix(in srgb, var(--danger) 32%, transparent); }
.field input:disabled, .field textarea:disabled, .field select:disabled { border-color: var(--line); background-color: var(--surface-soft); color: var(--muted); cursor: not-allowed; opacity: 1; }
.field input::placeholder, .field textarea::placeholder { color: var(--muted); opacity: .86; }
.field p, .field small { margin: 6px 0 0; color: var(--muted); font-size: 12px; }
.field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-subheading { margin: 8px 0 -4px; padding-top: 16px; border-top: 1px solid var(--soft-border); }
.form-subheading strong { display: block; margin-bottom: 3px; }
.form-subheading p { margin: 0; }
.form-subheading.is-deprecated { color: var(--warning); }
.check-field { display: flex; gap: 10px; align-items: flex-start; }
.plagiarism-consent { display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; align-items: start; }
.plagiarism-consent label { display: flex; min-width: 0; gap: 10px; align-items: flex-start; }
.plagiarism-consent p { min-width: 0; overflow-wrap: anywhere; }
.check-field input, .plagiarism-consent input { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 1px; accent-color: var(--primary); }
.integration-note, .form-validation { margin-top: 16px; padding: 10px 12px; border-left: 3px solid var(--warning); background: var(--warning-surface); color: var(--warning-ink); font-size: 13px; }
.form-validation:empty { display: none; }
.client-state { padding: 18px; border: 1px solid var(--line-strong); background: var(--surface); }
.client-state > p { margin-bottom: 12px; color: var(--ink); font-weight: 750; }
.client-state dl { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; border-top: 1px solid var(--line); }
.client-state dl div { min-width: 0; padding: 12px; border-right: 1px solid var(--line); }
.client-state dl div:last-child { border-right: 0; }
.client-state dt { color: var(--muted); font-size: 11px; }
.client-state dd { margin: 5px 0 0; overflow-wrap: anywhere; font-size: 13px; font-weight: 750; }
.client-state small { display: block; margin-top: 10px; color: var(--muted); }
.tool-submit-row { display: flex; align-items: center; gap: 18px; margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.tool-submit-row > p { margin: 0; color: var(--muted); font-size: 12px; }
.tool-progress { border-bottom: 1px solid var(--line); background: var(--surface); }
.progress-row { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 15px; align-items: center; min-height: 82px; }
.progress-indicator { display: flex; gap: 4px; }
.progress-indicator i { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); animation: pulse 1.1s infinite alternate; }
.progress-indicator i:nth-child(2) { animation-delay: .18s; }
.progress-indicator i:nth-child(3) { animation-delay: .36s; }
@keyframes pulse { to { opacity: .28; transform: translateY(-2px); } }
.progress-row strong { display: block; }
.progress-row p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.tool-results { padding: 45px 0 60px; border-bottom: 1px solid var(--line); background: var(--surface); }
.results-heading { display: flex; align-items: end; justify-content: space-between; gap: 25px; margin-bottom: 25px; }
.results-heading h2 { margin: 0; }
.result-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.result-actions button { min-height: 36px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--ink-soft); cursor: pointer; font-size: 11px; font-weight: 700; }
.result-actions button:hover { border-color: var(--primary); background: var(--primary-soft); }
.result-content { min-width: 0; }
.result-summary { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 25px; align-items: start; padding: 22px 0; border-block: 1px solid var(--line); }
.result-summary h2, .result-summary h3 { margin-bottom: 8px; font-size: 27px; }
.result-summary p { max-width: 760px; margin: 0; color: var(--muted); }
.result-status { padding: 6px 9px; border: 1px solid var(--line-strong); border-radius: 4px; background: var(--surface-soft); color: var(--ink-soft); font-size: 12px; font-weight: 800; }
.result-status.is-good { border-color: var(--success); background: var(--success-surface); color: var(--success); }
.result-status.is-warning { border-color: var(--warning); background: var(--warning-surface); color: var(--warning); }
.result-status.is-danger { border-color: var(--danger); background: var(--danger-surface); color: var(--danger); }
.result-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 1px solid var(--line); }
.result-metric { min-width: 0; padding: 22px 18px 22px 0; border-right: 1px solid var(--line); }
.result-metric + .result-metric { padding-left: 18px; }
.result-metric:last-child { border-right: 0; }
.result-metric strong { display: block; overflow-wrap: anywhere; color: var(--ink); font-size: 27px; line-height: 1.1; }
.result-metric span { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; }
.result-block { padding: 25px 0; border-bottom: 1px solid var(--line); }
.result-block > h3 { margin-bottom: 15px; }
.result-screenshot-image { display: block; width: min(100%, 1100px); height: auto; margin: 16px 0; border: 1px solid var(--line-strong); background: var(--surface); }
.result-screenshot .button { width: fit-content; }
.result-list { margin: 0; padding-left: 20px; }
.result-list li + li { margin-top: 7px; }
.result-notices { display: grid; gap: 9px; margin: 20px 0; }
.result-notice { padding: 12px 14px; border-left: 4px solid var(--primary); background: var(--surface-soft); }
.result-notice.is-good { border-color: var(--success); background: var(--success-surface); }
.result-notice.is-warning { border-color: var(--warning); background: var(--warning-surface); }
.result-notice.is-danger { border-color: var(--danger); background: var(--danger-surface); }
.result-table-wrap { max-width: 100%; overflow-x: auto; border: 1px solid var(--line); }
.result-table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 13px; }
.result-table th, .result-table td { min-width: 110px; padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.result-table th { background: var(--surface-soft); color: var(--ink-soft); font-weight: 800; }
.result-table tr:last-child td { border-bottom: 0; }
.result-code-wrap { overflow: hidden; border: 1px solid var(--code-line); border-radius: 5px; background: var(--code-surface); color: var(--code-ink); }
.result-code-head { display: flex; align-items: center; justify-content: space-between; padding: 9px 12px; border-bottom: 1px solid var(--code-line); color: var(--code-muted); font-size: 12px; }
.result-code-head button { border: 1px solid var(--line-strong); border-radius: 3px; background: transparent; color: var(--code-ink); cursor: pointer; }
.result-code { max-height: 440px; margin: 0; padding: 16px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 12px; }
.score-breakdown { border-top: 1px solid var(--line); }
.score-row { display: grid; grid-template-columns: minmax(160px, .45fr) minmax(180px, 1fr) 62px; gap: 16px; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--line); }
.score-meter { width: 100%; accent-color: var(--primary); }
.result-preview { background: var(--surface-soft); }
.result-preview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.server-result-fallback { padding: 20px; border: 1px solid var(--line); }
.server-result-fallback details { margin-top: 15px; }
.server-result-fallback pre { max-height: 360px; overflow: auto; white-space: pre-wrap; }
.tool-content { padding: clamp(52px, 7vw, 82px) 0; background: var(--surface-soft); }
.editorial-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, .55fr); gap: clamp(45px, 7vw, 85px); }
.editorial-main h2 { max-width: 620px; }
.editorial-body, .editorial-main > p { color: var(--ink-soft); }
.editorial-body h2, .editorial-body h3 { margin-top: 30px; }
.editorial-body p { max-width: 760px; }
.editorial-aside { border-top: 1px solid var(--line-strong); }
.editorial-aside section { padding: 22px 0; border-bottom: 1px solid var(--line); }
.editorial-aside h3 { margin-bottom: 10px; font-size: 16px; }
.editorial-aside p, .editorial-aside li { color: var(--muted); font-size: 13px; }
.editorial-aside ul { margin: 0; padding-left: 18px; }
.source-list a { overflow-wrap: anywhere; }
.faq-section { padding: 56px 0; border-top: 1px solid var(--line); background: var(--surface); }
.faq-grid { display: grid; grid-template-columns: minmax(200px, .35fr) minmax(0, 1fr); gap: 65px; }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 0; cursor: pointer; font-weight: 750; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list details p { margin: -3px 0 20px; color: var(--muted); }
.related-section { padding: 48px 0 60px; border-top: 1px solid var(--soft-border); background: var(--surface-cyan); }
.related-heading h2 { margin-bottom: 24px; }
.related-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--soft-border-strong); }
.related-list a { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 12px; padding: 18px 18px 18px 0; border-bottom: 1px solid var(--soft-border-strong); color: var(--ink); text-decoration: none; }
.related-list a + a { padding-left: 18px; border-left: 1px solid var(--soft-border-strong); }
.related-list a:hover { background: color-mix(in srgb, var(--surface) 62%, transparent); }
.related-tool-icon { grid-row: 1 / span 2; width: 30px; height: 30px; }
.related-list strong { line-height: 1.3; }
.related-list p { grid-column: 2; margin: 4px 0 0; color: var(--muted); font-size: 12px; }

/* Editorial, contact, accounts */
.about-mast { padding: clamp(52px, 7vw, 88px) 0; border-bottom: 1px solid var(--soft-border); background: var(--surface-cyan); }
.about-mast-layout { display: block; }
.about-mast-copy { display: grid; grid-template-columns: 150px minmax(0, 1fr) minmax(290px, .5fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.about-mast-copy .section-label { margin-top: 10px; }
.about-mast-copy h1 { max-width: 690px; margin: 0; font-size: clamp(42px, 5vw, 64px); }
.about-mast-copy > p:last-child { max-width: 410px; margin: 10px 0 0; color: var(--ink-soft); font-size: 17px; }
.about-method-visual { margin: 48px 0 0; border-block: 1px solid var(--soft-border-strong); }
.about-method-track { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.about-method-track::before { position: absolute; top: 0; right: 0; left: 0; height: 1px; background: var(--category-color); content: ""; }
.about-method-stage { position: relative; display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 2px 18px; padding: 21px 24px 18px; border-right: 1px solid var(--soft-border); }
.about-method-stage:last-child { border-right: 0; }
.about-method-stage::before { position: absolute; top: -5px; left: 24px; width: 9px; height: 9px; border: 2px solid var(--surface-cyan); border-radius: 50%; background: var(--primary); content: ""; }
.about-method-stage > span { grid-row: 1 / span 2; color: var(--primary-dark); font-size: 11px; font-weight: 800; letter-spacing: .035em; text-transform: uppercase; }
.about-method-stage strong { line-height: 1.35; }
.about-method-stage small { color: var(--muted); }
.about-method-visual figcaption { padding: 12px 0; border-top: 1px solid var(--soft-border-strong); color: var(--muted); font-size: 12px; text-align: right; }
.about-editorial { padding: clamp(34px, 5vw, 58px) 0; border-bottom: 1px solid var(--line); background: var(--canvas); }
.about-editorial figure { margin-block: 0; margin-inline: auto; }
.about-editorial picture { display: block; aspect-ratio: 16 / 7; overflow: hidden; border: 1px solid var(--line-strong); background: var(--surface-soft); }
.about-editorial img { width: 100%; height: 100%; object-fit: cover; object-position: center 48%; }
.about-editorial figcaption { max-width: 760px; margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.about-purpose { padding: clamp(58px, 8vw, 96px) 0; background: var(--surface); }
.about-purpose-grid { display: grid; grid-template-columns: minmax(0, .82fr) minmax(340px, .65fr); gap: clamp(55px, 9vw, 115px); align-items: start; }
.about-purpose h2 { max-width: 660px; margin: 0; }
.about-purpose-copy { padding-top: 5px; border-top: 1px solid var(--line-strong); }
.about-purpose-copy p { padding: 17px 0; margin: 0; border-bottom: 1px solid var(--line); color: var(--ink-soft); }
.about-engines, .about-categories { padding: clamp(58px, 7vw, 86px) 0; border-top: 1px solid var(--line); background: var(--surface-soft); }
.about-engine-rows { border-top: 1px solid var(--line-strong); }
.about-engine-rows article { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 32px; align-items: center; padding: 23px 0; border-bottom: 1px solid var(--line); }
.about-engine-mark { display: grid; width: 150px; height: 86px; place-items: center; color: var(--primary); }
.about-engine-mark svg { width: 145px; }
.about-engine-rows h3 { margin-bottom: 7px; font-size: 23px; }
.about-engine-rows p { max-width: 780px; margin: 0; color: var(--muted); }
.about-categories { border-top-color: var(--soft-border); background: var(--surface-cyan); }
.about-category-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--soft-border-strong); border-left: 1px solid var(--soft-border-strong); }
.about-category { display: grid; grid-template-columns: 116px minmax(0, 1fr); gap: 19px; align-items: center; min-height: 126px; padding: 17px 21px; border-right: 1px solid var(--soft-border-strong); border-bottom: 1px solid var(--soft-border-strong); background: var(--surface); color: var(--ink); text-decoration: none; }
.about-category:hover { background: var(--surface-soft); color: var(--ink); }
.about-category-visual { display: grid; width: 110px; height: 72px; place-items: center; color: var(--category-color); }
.about-category-visual svg { width: 106px; }
.about-category strong, .about-category small { display: block; }
.about-category strong { margin-bottom: 5px; line-height: 1.3; overflow-wrap: anywhere; }
.about-category small { color: var(--muted); font-size: 12px; line-height: 1.45; }
.about-standards { padding: clamp(58px, 7vw, 86px) 0; border-top: 1px solid var(--line); background: var(--surface); }
.about-standards-grid { display: grid; grid-template-columns: minmax(260px, .48fr) minmax(0, 1fr); gap: clamp(55px, 8vw, 100px); }
.about-standards h2 { margin: 0; }
.about-standards ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-strong); }
.about-standards li { padding: 19px 22px 19px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.about-standards li:nth-child(even) { padding-left: 22px; border-left: 1px solid var(--line); }
.about-standards li strong { color: var(--ink); }
.content-mast, .content-page__head, .profile-head, .saved-report-head { padding: clamp(45px, 6vw, 72px) 0; border-bottom: 1px solid var(--line); background: var(--surface-cyan); }
.content-mast-grid, .content-page__intro { max-width: 900px; }
.content-mast h1, .content-page__intro h1, .profile-head h1, .saved-report-title-row h1 { margin: 0; }
.content-mast p, .content-page__intro .lead { max-width: 720px; margin: 18px 0 0; color: var(--ink-soft); font-size: 18px; }
.legacy-intent, .about-principles { padding-top: 55px; padding-bottom: 70px; }
.legacy-intent section { display: grid; grid-template-columns: minmax(210px, .32fr) minmax(0, 1fr); gap: 55px; padding: 28px 0; border-top: 1px solid var(--line); }
.legacy-intent section:last-child { border-bottom: 1px solid var(--line); }
.legacy-intent h2 { font-size: 26px; }
.legacy-copy { color: var(--muted); }
.about-principles article { padding-top: 20px; border-top: 3px solid var(--primary); }
.content-page__body { background: var(--surface); }
.prose-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(45px, 7vw, 90px); padding-top: 55px; padding-bottom: 85px; }
.prose-index { position: sticky; top: calc(var(--header-height) + 24px); align-self: start; display: grid; }
.prose-index > span { margin-bottom: 8px; color: var(--muted); font-size: 12px; font-weight: 750; }
.prose-index a { padding: 8px 0; border-bottom: 1px solid var(--line); color: var(--ink-soft); font-size: 13px; text-decoration: none; }
.prose { max-width: 780px; }
.prose section { padding-bottom: 38px; }
.prose section + section { padding-top: 38px; border-top: 1px solid var(--line); }
.prose p, .prose li { color: var(--ink-soft); }
.contact-page, .auth-page, .error-page { padding: clamp(45px, 7vw, 85px) 0; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, .46fr); gap: clamp(45px, 8vw, 100px); }
.contact-form-wrap h1, .auth-context h1 { font-size: clamp(38px, 5vw, 56px); }
.contact-aside { padding-left: 35px; border-left: 1px solid var(--line); }
.contact-checklist { margin: 0; padding-left: 20px; color: var(--muted); }
.contact-checklist li + li { margin-top: 10px; }
.protected-email { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin: 18px 0 24px; }
.protected-email__output { min-width: 0; font-weight: 750; overflow-wrap: anywhere; }
.protected-email__output a { color: var(--primary-dark); }
.stack-form { display: grid; gap: 17px; }
.stack-form label { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 750; line-height: 1.35; }
.stack-form input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]), .stack-form textarea, .stack-form select { width: 100%; min-width: 0; border: 1px solid var(--line-strong); border-radius: var(--control-radius); background-color: var(--surface); color: var(--ink); font-size: 16px; }
.stack-form input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]), .stack-form select { height: var(--control-height); min-height: var(--control-height); padding: 0 var(--control-inline); line-height: 1.35; }
.stack-form select {
    appearance: none;
    padding-right: 46px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 12'%3E%3Cpath d='m2.5 3 6.5 6 6.5-6' fill='none' stroke='%233e4c58' stroke-width='1.8' stroke-linecap='square' stroke-linejoin='miter'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px 11px;
}
:root[data-theme="dark"] .stack-form select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 12'%3E%3Cpath d='m2.5 3 6.5 6 6.5-6' fill='none' stroke='%23ccd2d5' stroke-width='1.8' stroke-linecap='square' stroke-linejoin='miter'/%3E%3C/svg%3E"); }
.stack-form textarea { min-height: 150px; padding: 12px var(--control-inline); line-height: 1.55; resize: vertical; }
.stack-form input:focus, .stack-form textarea:focus, .stack-form select:focus { border-color: var(--primary); outline: 3px solid var(--focus-ring); outline-offset: 1px; }
.stack-form input[aria-invalid="true"], .stack-form textarea[aria-invalid="true"], .stack-form select[aria-invalid="true"] { border-color: var(--danger); }
.stack-form input:disabled, .stack-form textarea:disabled, .stack-form select:disabled,
.stack-form input:read-only { border-color: var(--line); background-color: var(--surface-soft); color: var(--muted); cursor: not-allowed; opacity: 1; }
.stack-form input::placeholder, .stack-form textarea::placeholder { color: var(--muted); opacity: .86; }
.hp-field { position: absolute; left: -9999px; }
.auth-page { background: var(--surface-soft); }
.auth-grid { width: min(100%, 670px); }
.auth-context { margin-bottom: 25px; }
.auth-context h1 { margin-bottom: 12px; font-size: clamp(36px, 5vw, 50px); }
.auth-context > p { max-width: 620px; color: var(--muted); font-size: 17px; }
.auth-form-wrap { padding: clamp(22px, 4vw, 34px); border: 1px solid var(--line-strong); border-radius: 4px; background: var(--surface); }
.setup-shell { width: min(100%, 820px); }
.setup-intro { max-width: 760px; }
.setup-checklist { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 20px 0 0; padding: 0; list-style: none; color: var(--ink-soft); font-size: 13px; font-weight: 700; }
.setup-checklist li { position: relative; padding-left: 16px; }
.setup-checklist li::before { position: absolute; left: 0; top: .48em; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); content: ""; }
.setup-form-wrap { padding: clamp(20px, 4vw, 40px); }
.setup-form { gap: 24px; }
.setup-fieldset { display: grid; gap: 17px; min-width: 0; margin: 0; padding: 0 0 25px; border: 0; border-bottom: 1px solid var(--line); }
.setup-fieldset legend { width: 100%; margin: 0 0 18px; padding: 0; color: var(--ink); font-size: 18px; font-weight: 800; }
.setup-two-columns { display: grid; grid-template-columns: minmax(0, 1fr) 130px; gap: 14px; }
.setup-submit-note { display: grid; gap: 4px; padding: 14px 16px; border-left: 3px solid var(--primary); background: var(--surface-soft); color: var(--muted); font-size: 13px; }
.setup-submit-note strong { color: var(--ink); }
.setup-submit { width: 100%; justify-content: center; }
.password-field { display: grid; grid-template-columns: 1fr auto; }
.password-field input { border-radius: var(--control-radius) 0 0 var(--control-radius); }
.password-field button { min-width: 84px; min-height: var(--control-height); padding: 0 14px; border: 1px solid var(--line-strong); border-left: 0; border-radius: 0 var(--control-radius) var(--control-radius) 0; background: var(--surface-soft); color: var(--ink); cursor: pointer; font-size: 13px; font-weight: 700; }
.auth-switch { display: flex; justify-content: space-between; gap: 15px; margin-top: 22px; font-size: 13px; }
.profile-head-row { display: flex; align-items: end; justify-content: space-between; gap: 25px; }
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; padding-top: 45px; padding-bottom: 75px; }
.profile-panel, .profile-activity, .profile-local { min-width: 0; padding: 28px; border: 1px solid var(--line); background: var(--surface); }
.profile-panel:nth-child(even) { border-left: 0; }
.profile-activity, .profile-local { grid-column: 1 / -1; margin-top: 18px; }
.profile-activity ol, .profile-report-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.profile-activity li, .profile-report-list li { display: grid; grid-template-columns: 120px minmax(0, 1fr) auto; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.profile-report-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.profile-section-note, .profile-local p, .empty-state { color: var(--muted); }
.saved-report-title-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 35px; align-items: end; }
.saved-report-title-row p { margin: 12px 0 0; color: var(--muted); }
.saved-report-actions { display: flex; gap: 10px; }
.saved-report-body { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 45px; padding-top: 45px; padding-bottom: 75px; }
.saved-report-result { min-width: 0; }
.saved-report-meta { padding-left: 30px; border-left: 1px solid var(--line); }
.saved-report-kv { margin: 0; }
.saved-report-kv > div, .saved-report-meta dl div { padding: 10px 0; border-bottom: 1px solid var(--line); }
.saved-report-kv dt, .saved-report-meta dt { color: var(--muted); font-size: 11px; font-weight: 750; }
.saved-report-kv dd, .saved-report-meta dd { margin: 4px 0 0; overflow-wrap: anywhere; }
.saved-report-raw, .saved-report-delete { border-top: 1px solid var(--line); }
.saved-report-raw summary, .saved-report-delete summary { padding: 13px 0; cursor: pointer; font-weight: 750; }
.saved-report-raw pre { max-height: 340px; padding: 12px; overflow: auto; border: 1px solid var(--line); background: var(--surface-soft); white-space: pre-wrap; overflow-wrap: anywhere; font-size: 11px; }
.error-grid { display: grid; grid-template-columns: .32fr minmax(0, .68fr); gap: 60px; align-items: center; }
.error-code { padding-right: 40px; border-right: 1px solid var(--line); }
.error-code strong { display: block; color: var(--primary); font-size: clamp(80px, 15vw, 170px); line-height: .9; }
.error-copy h1 { font-size: clamp(38px, 5vw, 60px); }
.error-copy > p { color: var(--muted); font-size: 17px; }
.error-actions { display: flex; gap: 20px; align-items: center; margin-top: 28px; }

/* Footer and command search */
.site-footer { padding-top: 56px; border-top: 1px solid var(--line); background: var(--surface-soft); }
.footer-grid { display: grid; grid-template-columns: 1.35fr .55fr .75fr; gap: 55px; padding-bottom: 45px; }
.wordmark-footer { margin-bottom: 16px; }
.footer-brand p { max-width: 430px; color: var(--muted); }
.footer-links { display: grid; align-content: start; gap: 7px; }
.footer-links h2 { margin-bottom: 8px; color: var(--ink); font-size: 14px; }
.footer-links a { color: var(--ink-soft); font-size: 13px; text-decoration: none; }
.footer-links a:hover { color: var(--primary-dark); text-decoration: underline; }
.footer-popular a { display: grid; grid-template-columns: 25px minmax(0, 1fr); gap: 9px; align-items: center; }
.footer-tool-icon { width: 22px; height: 22px; color: var(--primary); }
.footer-base { display: flex; min-height: 64px; align-items: center; gap: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.footer-base p { margin: 0; }
.footer-base > p:first-child { margin-right: auto; }
.footer-attribution { color: var(--ink-soft); }
.footer-base a, .footer-consent { border: 0; background: transparent; color: var(--ink-soft); cursor: pointer; font-size: inherit; }
.consent-banner { position: fixed; z-index: 800; right: 18px; bottom: 18px; left: 18px; display: flex; max-width: 850px; gap: 25px; align-items: center; justify-content: space-between; margin-inline: auto; padding: 17px 18px; border: 1px solid var(--line-strong); border-radius: 7px; background: var(--surface); box-shadow: var(--shadow); }
.consent-banner p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.consent-actions { display: flex; flex: 0 0 auto; gap: 8px; }
.button-consent { min-width: 155px; border: 1px solid var(--primary-dark); background: var(--surface); color: var(--primary-dark); }
.button-consent:hover { background: var(--primary-dark); color: #fff; }
:root .button:disabled,
:root button[disabled],
:root .button[aria-disabled="true"] {
    border-color: var(--line-strong);
    background: var(--surface-soft);
    color: var(--ink-soft);
    cursor: not-allowed;
    opacity: 1;
    box-shadow: none;
    transform: none;
}
:root .button:disabled:hover,
:root button[disabled]:hover,
:root .button[aria-disabled="true"]:hover {
    border-color: var(--line-strong);
    background: var(--surface-soft);
    color: var(--ink-soft);
    transform: none;
}
.command-layer { position: fixed; z-index: 1000; inset: 0; display: grid; place-items: start center; padding: max(8vh, 45px) 20px; }
.command-backdrop { position: absolute; inset: 0; border: 0; background: rgba(29, 43, 50, .58); cursor: default; }
.command-panel { position: relative; width: min(720px, 100%); max-height: min(720px, 86vh); overflow: hidden; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--surface); box-shadow: 0 26px 80px rgba(20, 41, 50, .28); }
.command-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 19px 22px; border-bottom: 1px solid var(--line); }
.command-head h2 { margin: 0; font-size: 24px; }
.command-close { padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface-soft); color: var(--muted); cursor: pointer; }
.command-search { display: grid; grid-template-columns: 27px minmax(0, 1fr) auto; align-items: center; min-height: 64px; padding: 0 22px; border-bottom: 1px solid var(--line-strong); color: var(--primary); }
.command-search input { min-width: 0; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 17px; }
.command-search button { border: 0; background: transparent; color: var(--primary-dark); cursor: pointer; font-weight: 750; }
.command-results { max-height: min(470px, 55vh); overflow-y: auto; }
.command-result { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px; align-items: center; min-height: 64px; padding: 10px 22px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.command-result:hover, .command-result[aria-selected="true"] { background: var(--surface-cyan); }
.command-result strong { display: block; }
.command-result small { display: block; margin-top: 2px; color: var(--muted); }
.command-result > span { color: var(--muted); font-size: 11px; }
.command-empty { padding: 35px 22px; text-align: center; }
.command-hint { margin: 0; padding: 10px 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }

@media (max-width: 1040px) {
    .desktop-nav { display: none; }
    .menu-toggle { display: block; }
    .featured-tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .catalog-controls { grid-template-columns: minmax(220px, .7fr) minmax(0, 1.3fr); }
    .catalog-count { display: none; }
    .directory-row { grid-template-columns: 36px minmax(180px, .55fr) minmax(220px, 1fr) auto; }
    .client-state dl { grid-template-columns: repeat(2, 1fr); }
    .client-state dl div:nth-child(2) { border-right: 0; }
    .client-state dl div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .result-metrics { grid-template-columns: repeat(2, 1fr); }
    .result-metric:nth-child(2) { border-right: 0; }
    .result-metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .about-mast-copy { grid-template-columns: 130px minmax(0, 1fr); }
    .about-mast-copy > p:last-child { grid-column: 2; max-width: 660px; }
    .about-purpose-grid { gap: 55px; }
}

@media (max-width: 760px) {
    :root { --header-height: 62px; --pad: 18px; }
    html { scroll-behavior: auto; }
    .site-header { height: var(--header-height); }
    .header-inner { gap: 8px; }
    .header-actions { gap: 6px; margin-left: auto; }
    .wordmark { gap: 7px; font-size: 14px; }
    .brand-mark { width: 31px; height: 31px; }
    .wordmark-copy { gap: 4px; }
    .wordmark-copy strong { font-size: 17px; }
    .language-switch a[aria-current="true"] { display: none; }
    .language-switch a { min-width: 40px; height: 40px; }
    .theme-toggle { width: 42px; height: 42px; }
    .command-trigger { width: 42px; height: 42px; padding: 0; justify-content: center; }
    .command-trigger span, .command-trigger kbd, .account-link { display: none; }
    .home-hero-inner { padding-top: 29px; padding-bottom: 36px; text-align: left; }
    .home-hero h1 { font-size: clamp(32px, 8.8vw, 38px); line-height: 1.06; text-wrap: pretty; }
    .hero-lead { font-size: 16px; }
    .hero-search-line { grid-template-columns: 24px minmax(0, 1fr); padding-left: 13px; }
    .hero-search-line input { height: 54px; padding-right: 4px; font-size: 16px; }
    .hero-search-line button { grid-column: 1 / -1; min-height: var(--control-height); border-top: 1px solid var(--line); border-left: 0; border-radius: 0 0 3px 3px; }
    .hero-search > p { text-align: left; }
    .personal-tools-inner, .personal-tool-columns { grid-template-columns: 1fr; gap: 20px; }
    .section-split-heading, .catalog-title-row, .platform-intro { grid-template-columns: minmax(0, 1fr); gap: 18px; align-items: start; }
    .section-heading-actions { align-items: flex-start; flex-direction: column; gap: 13px; }
    .section-split-heading > .text-link { justify-self: start; }
    .featured-tools-grid { grid-template-columns: minmax(0, 1fr); }
    .featured-tool { min-height: 112px; padding: 17px; }
    .category-band { grid-template-columns: minmax(0, 1fr); gap: 18px; }
    .category-band > header { grid-template-columns: 104px minmax(0, 1fr); gap: 15px; padding-right: 0; }
    .category-visual { width: 104px; height: 73px; }
    .category-visual svg { width: 96px; }
    .category-tool-list { grid-template-columns: minmax(0, 1fr); border-top: 1px solid var(--line); border-left: 0; }
    .category-tool-list a:nth-child(odd) { border-right: 0; }
    .category-tool-more-grid { grid-template-columns: minmax(0, 1fr); }
    .platform-intro { margin-bottom: 24px; }
    .principle-grid { grid-template-columns: 1fr; }
    .principle-grid article, .principle-grid article + article { padding: 22px 0; border-bottom: 1px solid var(--line); border-left: 0; }
    .cta-row { align-items: flex-start; flex-direction: column; }
    .catalog-title-row h1 { max-width: 100%; font-size: clamp(30px, 9vw, 42px); line-height: 1.06; overflow-wrap: anywhere; }
    .catalog-controls { position: static; grid-template-columns: minmax(0, 1fr); }
    .filter-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 5px; }
    .filter-list button { width: 100%; min-width: 0; white-space: normal; }
    .directory-group > header { grid-template-columns: 92px minmax(0, 1fr); gap: 15px; align-items: center; padding: 16px; }
    .directory-category-visual { width: 92px; height: 61px; }
    .directory-category-visual svg { width: 86px; }
    .directory-group header b { display: none; }
    .directory-row { grid-template-columns: 34px minmax(0, 1fr) auto; gap: 12px; min-height: 63px; padding: 10px 16px; }
    .directory-row > span:not(.directory-tool-icon) { display: none; }
    .directory-row small { max-width: 90px; text-align: center; }
    .tool-topline { min-height: 40px; }
    .breadcrumbs { font-size: 10px; }
    .favourite-button b { display: none; }
    .tool-heading { position: relative; display: block; padding-top: 17px; padding-bottom: 22px; }
    .tool-title-block { gap: 13px; }
    .tool-page-icon { width: 50px; height: 50px; padding: 6px; }
    .tool-heading h1 { font-size: clamp(31px, 9.6vw, 42px); }
    .tool-heading-copy { display: block; margin-left: 0; }
    .tool-heading-copy > p { font-size: 14px; }
    .tool-category span { padding-left: 0; border-left: 0; }
    .tool-facts { max-width: 100%; margin-top: 10px; }
    .workspace-grid { grid-template-columns: minmax(0, 1fr); }
    .workspace-intro { display: block; padding: 15px 0; border-right: 0; border-bottom: 1px solid var(--line); }
    .workspace-intro .section-label { margin-bottom: 5px; }
    .workspace-intro p { font-size: 13px; }
    .tool-form { padding: 21px 0 28px; }
    .tool-fields, .field-pair { grid-template-columns: minmax(0, 1fr); }
    .field textarea[rows="8"], .field textarea[rows="10"], .field textarea[rows="12"] { height: 175px; }
    .field-primary { grid-column: auto; }
    .tool-submit-row { align-items: stretch; flex-direction: column; }
    .tool-submit-row .button { width: 100%; }
    .tool-submit-row > p { text-align: center; }
    .results-heading { align-items: flex-start; flex-direction: column; }
    .result-actions { width: 100%; justify-content: flex-start; }
    .result-summary { grid-template-columns: 1fr; }
    .result-status { justify-self: start; }
    .result-metrics { grid-template-columns: 1fr 1fr; }
    .result-preview-grid { grid-template-columns: 1fr; }
    .score-row { grid-template-columns: minmax(0, 1fr) 50px; }
    .score-meter { grid-column: 1 / -1; }
    .editorial-grid, .faq-grid { grid-template-columns: minmax(0, 1fr); gap: 35px; }
    .related-list { grid-template-columns: minmax(0, 1fr); }
    .related-list a, .related-list a + a { padding: 14px 0; border-left: 0; }
    .legacy-intent section { grid-template-columns: 1fr; gap: 12px; }
    .about-principles { grid-template-columns: 1fr; }
    .about-mast { padding: 45px 0 52px; }
    .about-mast-copy { display: block; }
    .about-mast-copy h1 { font-size: clamp(38px, 11.5vw, 52px); }
    .about-mast-copy > p:last-child { font-size: 16px; }
    .about-method-visual { margin-top: 32px; }
    .about-method-track { display: block; }
    .about-method-track::before { top: 26px; bottom: 26px; left: 16px; width: 1px; height: auto; }
    .about-method-stage { grid-template-columns: minmax(0, 1fr); padding-left: 34px; }
    .about-method-stage, .about-method-stage:last-child { border-right: 0; border-bottom: 1px solid var(--soft-border); }
    .about-method-stage:last-child { border-bottom: 0; }
    .about-method-stage::before { top: 24px; left: 12px; }
    .about-method-stage > span { grid-row: auto; }
    .about-method-visual figcaption { text-align: left; }
    .about-editorial { padding: 28px 0; }
    .about-editorial picture { aspect-ratio: 4 / 3; }
    .about-editorial img { object-position: center; }
    .about-purpose-grid, .about-standards-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
    .about-engine-rows article { grid-template-columns: 100px minmax(0, 1fr); gap: 18px; }
    .about-engine-mark { width: 92px; height: 62px; }
    .about-engine-mark svg { width: 90px; }
    .about-category-grid { grid-template-columns: minmax(0, 1fr); }
    .about-category { grid-template-columns: 96px minmax(0, 1fr); min-height: 112px; padding: 14px 16px; }
    .about-category-visual { width: 90px; height: 60px; }
    .about-category-visual svg { width: 88px; }
    .about-standards ul { grid-template-columns: minmax(0, 1fr); }
    .about-standards li, .about-standards li:nth-child(even) { padding: 17px 0; border-left: 0; }
    .prose-layout { grid-template-columns: 1fr; gap: 35px; }
    .prose-index { position: static; }
    .contact-grid, .error-grid { grid-template-columns: 1fr; gap: 35px; }
    .contact-aside, .error-code { padding: 24px 0 0; border-top: 1px solid var(--line); border-right: 0; border-left: 0; }
    .auth-grid { width: min(100%, 670px); }
    .auth-form-wrap { width: 100%; padding: 22px; }
    .auth-context { padding-top: 0; }
    .setup-two-columns { grid-template-columns: minmax(0, 1fr); }
    .setup-checklist { display: grid; gap: 8px; }
    .profile-head-row { align-items: flex-start; flex-direction: column; }
    .profile-grid { grid-template-columns: 1fr; }
    .profile-panel, .profile-panel:nth-child(even) { padding: 22px 0; border-right: 0; border-left: 0; }
    .profile-activity, .profile-local { padding: 22px 0; }
    .profile-activity li, .profile-report-list li { grid-template-columns: 80px minmax(0, 1fr); }
    .profile-report-actions { grid-column: 2; }
    .saved-report-title-row, .saved-report-body { grid-template-columns: 1fr; }
    .saved-report-actions { align-items: flex-start; flex-direction: column; }
    .saved-report-meta { padding: 30px 0 0; border-top: 1px solid var(--line); border-left: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 35px 22px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-base { align-items: flex-start; flex-direction: column; gap: 10px; padding: 18px 0; }
    .footer-base p { margin-right: 0; }
    .consent-banner { align-items: stretch; flex-direction: column; }
    .consent-actions { flex-wrap: wrap; }
    .consent-actions .button-consent { flex: 1 1 190px; }
    .command-layer { padding: 12px; }
    .command-panel { max-height: calc(100vh - 24px); }
    .command-head, .command-search, .command-result { padding-right: 15px; padding-left: 15px; }
}

@media (max-width: 460px) {
    .header-inner { gap: 6px; }
    .header-actions { gap: 4px; }
    .language-switch a { min-width: 36px; width: 36px; height: 38px; padding: 0; }
    .theme-toggle, .command-trigger, .menu-toggle { width: 38px; height: 38px; }
    .menu-toggle { padding-inline: 7px; }
    .wordmark-copy > span { font-size: 13px; }
}

@media (max-width: 420px) {
    .featured-section, .category-section, .platform-section { padding: 48px 0; }
    .result-metrics { grid-template-columns: 1fr; }
    .result-metric, .result-metric + .result-metric { padding: 17px 0; border-right: 0; border-bottom: 1px solid var(--line); }
    .result-actions button { flex: 1 1 45%; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
    .auth-switch, .error-actions { align-items: flex-start; flex-direction: column; }
    .category-band > header { grid-template-columns: 88px minmax(0, 1fr); gap: 13px; }
    .category-visual { width: 88px; height: 66px; }
    .category-visual svg { width: 83px; }
    .directory-group > header { grid-template-columns: 78px minmax(0, 1fr); gap: 12px; }
    .directory-category-visual { width: 78px; }
    .directory-category-visual svg { width: 76px; }
    .directory-group h2 { font-size: 21px; }
    .about-engine-rows article { grid-template-columns: minmax(0, 1fr); gap: 6px; }
    .about-engine-mark { justify-items: start; }
    .about-category { grid-template-columns: 82px minmax(0, 1fr); gap: 13px; padding-inline: 12px; }
    .about-category-visual { width: 78px; }
}

@media (max-width: 350px) {
    .wordmark-copy > span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
    body { background: #fff; color: #000; font-size: 11pt; }
    .site-header, .site-footer, .command-layer, .tool-form, .tool-progress, .result-actions, .related-section, .favourite-button, .hero-search, .saved-report-actions, .saved-report-meta { display: none !important; }
    .tool-results, .tool-content, .tool-workspace { background: #fff !important; color: #000 !important; }
    .tool-heading, .workspace-grid, .editorial-grid, .result-summary { display: block; }
    .tool-workspace, .workspace-intro { border: 0; }
    .result-content, .tool-results, .tool-content { padding: 15px 0; }
    a { color: #000; text-decoration: none; }
    .result-code-wrap { background: #fff; color: #000; border-color: #000; }
    .result-table-wrap { overflow: visible; }
    @page { margin: 16mm; }
}