:root{--bg:#ffffff;--surface:#f4f6f4;--ink:#141a17;--muted:#4b5550;--accent:#c4122b;--accent-ink:#ffffff;--accent2:#0d6b3c;--line:#dce2de;--hero-ink:#141a17;--r:3px;--maxw:1680px;--measure:47.5rem;--hf:'Russo One', 'Arial Black', sans-serif;--bf:'Inter', system-ui, sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--bf)}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:.18em}
h1,h2,h3,h4{font-family:var(--hf);line-height:1.18;margin:1.6em 0 .5em;font-weight:400;letter-spacing:0}
h1{font-size:clamp(2rem,4.6vw,4.2rem);margin-top:0}
h2{font-size:clamp(1.4rem,2.6vw,2.1rem)}h3{font-size:1.2rem}
p,ul,ol,table,details{margin:0 0 1.1em}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,3vw,48px)}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--surface);padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{font-family:var(--hf);font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand svg{flex:none}
nav.main ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 20px;margin:0;padding:0}
nav.main a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:4px 0;border-bottom:2px solid transparent}
nav.main a[aria-current]{border-color:var(--accent)}
.menu-btn{display:none}
@media(max-width:860px){.menu-btn{display:inline-block;background:none;border:1px solid var(--line);color:var(--ink);border-radius:var(--r);padding:6px 12px;font:inherit}
nav.main{width:100%;display:none}nav.main.open{display:block}nav.main ul{flex-direction:column;gap:6px}}
.hero{position:relative;overflow:hidden}
.hero .wrap{padding-top:clamp(36px,5vw,84px);padding-bottom:clamp(36px,5vw,84px)}
.hero .lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.hero.split .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,4vw,72px);align-items:center}
.hero.plain{background:var(--surface);border-bottom:1px solid var(--line)}
.hero.full{color:var(--hero-ink);min-height:clamp(380px,46vw,640px);display:flex;align-items:flex-end}
.hero.full .wrap{position:relative;z-index:1;width:100%}.hero.full .lead{color:inherit;opacity:.92}
@media(max-width:860px){.hero.split .wrap{grid-template-columns:1fr}}
.page{display:grid;gap:48px;padding-top:44px;padding-bottom:72px}
.page.toc-layout{grid-template-columns:240px minmax(0,1fr)}
.page.toc-layout .toc{position:sticky;top:20px;align-self:start;font-size:.92rem;border-left:3px solid var(--accent);padding-left:14px}
.page.toc-layout .toc ul{list-style:none;padding:0;margin:0}.page.toc-layout .toc li{margin:.35em 0}
.page.toc-layout .toc a{color:var(--muted);text-decoration:none}
@media(max-width:900px){.page.toc-layout{grid-template-columns:1fr}.page.toc-layout .toc{position:static}}
/* Cards, grids and tables use the full container width; running text keeps a readable measure, centred. */
article.prose{max-width:none;min-width:0}
article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.table-wrap,form.lead){max-width:var(--measure);margin-left:auto;margin-right:auto}
.page.toc-layout article.prose>*{margin-left:0;margin-right:0}
.page.wide article.prose>*{max-width:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;margin:0 0 1.6em}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
a.card{display:block;color:var(--ink);text-decoration:none}a.card:hover{border-color:var(--accent)}
.callout{border-left:4px solid var(--accent2);background:var(--surface);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:0 auto 1.2em}
.table-wrap{overflow-x:auto;margin:0 0 1.2em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
th{font-family:var(--hf);background:var(--surface)}
details{border:1px solid var(--line);border-radius:var(--r);padding:10px 16px;background:var(--surface)}
details+details{margin-top:-.5em}
summary{cursor:pointer;font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:1em}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:11px 20px;border-radius:var(--r);text-decoration:none;font-weight:600;border:0;font:inherit;font-weight:600;cursor:pointer}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.meta{font-size:.88rem;color:var(--muted)}
.label-concept{display:inline-block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;background:var(--ink);color:var(--bg);padding:2px 8px;border-radius:3px}
.ai-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0 0 1.8em}.ai-grid figure{margin:0}.ai-grid img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r)}.ai-grid figcaption{display:grid;gap:4px;font-size:.9rem;color:var(--muted);padding-top:8px}.ai-grid .label-concept{justify-self:start}@media(max-width:900px){.ai-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.ai-grid{grid-template-columns:1fr}}
footer.site{border-top:1px solid var(--line);background:var(--surface);font-size:.92rem;color:var(--muted)}
footer.site .wrap{padding-top:32px;padding-bottom:32px;display:grid;gap:18px}
footer.site ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site a{color:var(--muted)}
form.lead{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:0 auto 1.4em;display:grid;gap:12px;grid-template-columns:1fr 1fr}
form.lead .full{grid-column:1/-1}form.lead label{display:grid;gap:4px;font-size:.92rem;font-weight:600}
form.lead input,form.lead textarea,form.lead select{font:inherit;padding:9px 11px;border:1px solid var(--line);border-radius:calc(var(--r) / 2);background:var(--bg);color:var(--ink)}
form.lead .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.82rem;color:var(--muted)}form.lead .consent input{margin-top:3px}
form.lead .hp{position:absolute;left:-9999px}
@media(max-width:600px){form.lead{grid-template-columns:1fr}}
/* Directory parts */
.sponsored{border:1px dashed var(--accent);border-radius:var(--r);padding:16px 18px;background:var(--surface);display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:0 0 1.6em}
.sponsored .tag{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin:0 0 1.6em;padding:0;list-style:none}
.tool{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.tool h3{margin:0;font-size:1.08rem}.tool h3 a{color:var(--ink);text-decoration:none}.tool h3 a:hover{color:var(--accent)}
.tool p{margin:0;font-size:.94rem;color:var(--muted)}
.tool .cat{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);text-decoration:none;font-weight:700}
.filter{display:flex;gap:10px;align-items:center;margin:0 0 1.2em;flex-wrap:wrap}
.filter input{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);color:var(--ink);min-width:min(420px,100%)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:0 0 1.6em}
.facts div{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.facts dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0}.facts dd{margin:.2em 0 0;font-weight:600}
.it{--red:#c4122b;--red2:#e0263f;--green:#0d6b3c;--green2:#1f9a58;--amber:#e3a21a;--asphalt:#14181a}
.it h1,.it h2,.it h3{line-height:1.12}
.it h1{font-size:clamp(2.3rem,4.6vw,4.2rem);letter-spacing:-.01em}
.it h2{font-size:clamp(1.55rem,2.6vw,2.25rem)}
.it h3{font-size:1.2rem}
.it header.site{background:#fff;border-bottom:0;box-shadow:inset 0 -4px 0 var(--red)}
.it .brand{font-family:var(--hf);font-weight:400;font-size:1.3rem;letter-spacing:.01em}
.it nav.main a{font-weight:500;color:#2a322e}
.it nav.main a[aria-current],.it nav.main a:hover{color:var(--red);border-color:var(--red)}
.it .hero{background:#fff;border-bottom:1px solid var(--line)}
.it .hero::before{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:repeating-linear-gradient(90deg,var(--green) 0 34px,transparent 34px 56px)}
.it .hero.plain{background:linear-gradient(180deg,#f4f6f4,#fff)}
.it .hero .kicker{display:inline-flex;align-items:center;gap:10px;color:var(--green);font-weight:700;text-transform:uppercase;letter-spacing:.14em;font-size:.82rem}
.it .hero .kicker::before{content:"";width:22px;height:10px;border-radius:5px;background:linear-gradient(90deg,var(--red) 0 50%,var(--green2) 50%)}
.it .hero .lead{color:#3c4641}
.it .hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.it .btn{font-weight:700;border-radius:3px}
.it .btn:hover{background:#a50e23}
.it .btn.ghost{color:var(--green);border:2px solid var(--green);background:#fff}.it .btn.ghost:hover{background:#eaf4ee}
.it .vm{background:#fff;border:2px solid var(--asphalt);border-radius:6px;padding:16px;font-size:.82rem;box-shadow:10px 10px 0 #e9eeea}
.it .vm-top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:baseline;margin-bottom:12px;padding-bottom:10px;border-bottom:2px solid var(--asphalt)}
.it .vm-top span:first-child{font-family:var(--hf);font-size:1.05rem;text-transform:uppercase;letter-spacing:.04em}
.it .vm-top span:last-child{color:#3c4641}.it .vm-top b{color:var(--asphalt)}.it .vm-total{background:var(--green);color:#fff!important;padding:1px 8px;border-radius:3px}
.it .vm-grid{display:grid;grid-template-columns:minmax(96px,.8fr) repeat(var(--cols),minmax(0,1fr));gap:8px}
.it .vm-corner,.it .vm-col{font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:.7rem;color:#4b5550;align-self:end}
.it .vm-col{font-family:var(--hf);font-size:1rem;letter-spacing:.02em;color:var(--asphalt);text-transform:none}
.it .vm-row{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:8px;align-content:center;background:var(--asphalt);color:#fff;border-radius:4px;padding:8px 10px}
.it .vm-row b{font-family:var(--hf);font-weight:400;font-size:1.15rem;line-height:1}.it .vm-row em{grid-column:2;font-style:normal;font-size:.72rem;color:#d6ddd9;line-height:1.2}
.it .vm-lamp{grid-row:1/3;width:14px;height:14px;border-radius:50%;align-self:center;box-shadow:0 0 0 3px rgba(255,255,255,.12)}
.it .vm-lA{background:var(--red2)}.it .vm-lB{background:var(--amber)}.it .vm-lC{background:var(--green2)}
.it .vm-cell{display:grid;gap:6px;align-content:start;background:#f4f6f4;border:1px solid var(--line);border-radius:4px;padding:8px;min-width:0}
.it .vm-code{font-family:ui-monospace,Consolas,monospace;font-size:.74rem;color:var(--asphalt)}
.it .vm-bar{display:flex;height:12px;border-radius:2px;overflow:hidden;gap:1px;background:#fff}
.it .vm-bar i,.it .vm-key i{display:block}
.it .vm-h{background:var(--red)}.it .vm-b{background:#9aa5a0}.it .vm-o{background:var(--amber)}.it .vm-e{background:var(--green)}
.it .vm-rs{display:flex;flex-wrap:wrap;gap:4px 8px}
.it .vm-r{display:inline-flex;align-items:center;gap:4px;font-size:.66rem;color:#3c4641;font-weight:600}
.it .vm-r i{display:block;border:1.5px solid var(--asphalt);border-radius:1px}
.it .vm-key{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:12px;color:#3c4641;font-size:.76rem}
.it .vm-key span{display:inline-flex;align-items:center;gap:6px}.it .vm-key i{width:18px;height:10px;border-radius:2px}
.it .wide-matrix{margin:0 0 2em;overflow-x:auto}.it .vm-wide{min-width:720px}
.it .card{background:#fff;border:1px solid var(--line);border-radius:3px;position:relative}
.it a.card{box-shadow:inset 0 -3px 0 var(--line)}.it a.card:hover{box-shadow:inset 0 -3px 0 var(--red);border-color:var(--line)}
.it .card h3{color:var(--asphalt)}
.it .cards{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.it .lights{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0;margin:0 0 2.2em;border:2px solid var(--asphalt);border-radius:6px;overflow:hidden}
.it .lights div{padding:20px 22px;border-right:1px solid var(--line);background:#fff}
.it .lights div:last-child{border-right:0}
.it .lights b{display:flex;align-items:center;gap:10px;font-family:var(--hf);font-weight:400;font-size:1.25rem;color:var(--asphalt);margin-bottom:6px}
.it .lights b::before{content:"";width:12px;height:12px;border-radius:50%;background:var(--c,var(--red))}
.it .lights span{color:var(--muted);font-size:.95rem}
.it .label-concept{background:var(--green);color:#fff;justify-self:start;font-weight:700}
.it .cta-band{background:var(--asphalt);color:#fff;border-radius:6px;padding:24px 28px;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:2em auto;border-left:8px solid var(--red)}
.it .cta-band p{margin:0;max-width:62ch;color:#e4e9e6}.it .cta-band b{color:#fff}
.it .cta-band .btn{background:var(--green2);color:#08130d}.it .cta-band .btn:hover{background:#3bb873}
.it .checks{list-style:none;padding:0}.it .checks li{padding-left:30px;position:relative;margin-bottom:.6em}
.it .checks li::before{content:"";position:absolute;left:2px;top:.42em;width:14px;height:8px;border-left:3px solid var(--green);border-bottom:3px solid var(--green);transform:rotate(-45deg)}
.it th{background:#eef2ef;font-weight:400}
.it details{background:#fff}
.it summary{color:var(--asphalt)}
.it .callout{border-left-color:var(--green);background:#f1f7f3}
.it footer.site{background:var(--asphalt);color:#c9d1cd;border-top:4px solid var(--red)}
.it footer.site a{color:#e4e9e6}
@media(max-width:600px){.it .vm{padding:10px;box-shadow:none}.it .vm-grid{grid-template-columns:62px repeat(var(--cols),minmax(0,1fr));gap:5px}.it .vm-row{padding:6px}.it .vm-row em{display:none}.it .vm-cell{padding:5px}.it .vm-r{font-size:0;gap:0}.it .vm-lamp{width:10px;height:10px}}