:root{font-family:"Helvetica Neue",Arial,sans-serif;color:#161616;background:#fff;font-synthesis:none;--blue:#0f62fe;--line:#d9d9d9;--muted:#525252;--surface:#f4f4f4}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;line-height:1.55;letter-spacing:.16px}a{color:#0043ce;text-underline-offset:4px}a:hover{color:#002d9c}button,input,select,textarea{font:inherit}button{cursor:pointer;background:#fff;color:#161616;border:1px solid #a8a8a8;padding:11px 15px;min-height:46px;text-align:left}button:hover{background:#e8efff;border-color:var(--blue)}button:disabled{cursor:default;color:#6f6f6f;background:#f4f4f4;border-color:#c6c6c6}button.primary{background:var(--blue);color:#fff;border-color:var(--blue)}:focus-visible{outline:3px solid #0f62fe;outline-offset:3px}.skip{position:absolute;top:-100px;left:16px;z-index:10;background:#fff;padding:12px}.skip:focus{top:8px}.masthead{min-height:80px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 4vw}.brand{display:flex;align-items:center;gap:12px;color:#161616;font-size:23px;text-decoration:none;white-space:nowrap}.brand svg{color:var(--blue)}.brand span{border-left:1px solid #b7b7b7;padding-left:16px;font-size:13px;color:#525252}.masthead nav{display:flex;gap:22px;flex-wrap:wrap}.masthead nav a{color:#161616;font-size:14px;padding:10px 0;text-decoration:none}.masthead nav a:hover,.masthead nav a[aria-current]{color:var(--blue);box-shadow:0 2px var(--blue)}h1,h2,h3,h4{line-height:1.15;letter-spacing:-.4px}h1{font-weight:300;font-size:clamp(40px,4.6vw,68px);margin:18px 0 26px}h2{font-weight:400;font-size:32px}h3{font-weight:500;font-size:22px}h4{font-size:18px;font-weight:500}p{margin:0 0 20px}.eyebrow,.updated{font-size:13px;color:#525252;margin:0}.hero{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);margin:0 4vw;padding:54px 0 48px;gap:6vw}.lead{font-size:20px;line-height:1.55;max-width:770px;color:#393939}.hero-links{display:flex;gap:28px;flex-wrap:wrap;margin:28px 0 0}.hero-links a{font-size:15px}.hero-number{border-left:1px solid var(--line);padding:4px 0 0 3vw;display:flex;flex-direction:column;justify-content:center}.hero-number>span{font-size:14px}.hero-number strong{font-size:clamp(60px,7vw,96px);font-weight:300;letter-spacing:-5px;line-height:1.05;color:var(--blue);display:block;margin:18px 0}.hero-number strong span{font-size:24px;display:block;letter-spacing:0;color:#161616;margin-top:10px}.hero-number p{font-size:15px;max-width:230px}.hero-number a{font-size:14px}.instrument{margin:0 4vw 64px;border:1px solid #a8a8a8}.instrument-head{display:flex;align-items:center;justify-content:space-between;background:#161616;color:#fff;padding:16px 24px;gap:16px}.instrument-head h2{font-size:20px;margin:0}.instrument-head span{font-size:13px;color:#e0e0e0}.workspace{display:grid;grid-template-columns:300px minmax(0,1fr)}.controls{padding:24px;background:#f4f4f4;border-right:1px solid var(--line);font-size:14px}.controls h3{font-size:16px;margin:0 0 18px}.controls h3:not(:first-child){margin-top:32px}.sample-buttons{display:grid;gap:8px;margin-bottom:20px}.sample-buttons button{font-size:14px}.controls label{display:block;margin:14px 0 7px}.controls input:not([type=checkbox]),.controls select,.controls textarea{width:100%;max-width:100%;border:0;border-bottom:1px solid #8d8d8d;background:#fff;padding:10px;color:#161616;min-height:46px;border-radius:0}.controls textarea{font-family:ui-monospace,monospace;font-size:13px;resize:vertical;min-height:120px}.controls input[type=file]{font-size:12px;padding:8px}.controls p{font-size:13px;margin:12px 0 20px;overflow-wrap:anywhere}.check{display:flex!important;align-items:flex-start;gap:9px;font-size:13px;line-height:1.5;margin:16px 0}.check input{margin:4px 0;width:17px;height:17px;flex-shrink:0;accent-color:var(--blue)}details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:18px 0;padding:14px 0}summary{font-size:15px;font-weight:500;cursor:pointer;min-height:24px}details[open]>summary{margin-bottom:18px}#status{min-height:40px;color:#393939}#status.error{color:#a2191f;font-weight:500}.output{padding:28px 32px;min-width:0}#report-kind{font-size:13px;color:#525252;margin:7px 0 24px}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--line);padding-bottom:22px;gap:14px}.metrics strong{display:block;font-size:clamp(30px,3.4vw,50px);font-weight:300;font-variant-numeric:tabular-nums;line-height:1.2;letter-spacing:-1px}.metrics span{display:block;font-size:13px;color:#525252;margin-top:6px}#verdict{font-size:24px;margin:28px 0 10px}#verdict-note,#edns,#dig-evidence{font-size:14px;color:#525252}#byte-map{width:100%;display:block;margin:24px 0 8px;overflow:visible}#byte-map text{font-family:ui-monospace,monospace;font-size:15px;fill:#393939}.track{fill:#f0f0f0}.signature{fill:#0f62fe}.header,.question,.rrmeta,.rrsigmeta,.dnskeymeta{fill:#8c8c8c;stroke:#fff;stroke-width:.5}.opaque{fill:#a6c8ff}.key{fill:#0043ce}.opt{fill:#393939}.budget-line{stroke:#161616;stroke-width:2;stroke-dasharray:5 3}.legend{font-size:12px;display:flex;gap:7px;align-items:center;flex-wrap:wrap;color:#525252;margin-bottom:28px}.legend span{width:10px;height:10px;display:inline-block;margin-left:8px}.signature-swatch{background:#0f62fe}.metadata-swatch{background:#8c8c8c}.data-swatch{background:#a6c8ff}.flags{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin:24px 0 16px}.flags>div{background:#fff;padding:12px 15px;min-width:0}.flags span{display:block;color:#525252;font-size:12px}.flags strong{display:block;font-size:15px;font-weight:500;overflow-wrap:anywhere}.table-wrap{overflow:auto;max-width:100%}table{border-collapse:collapse;width:100%;font-size:14px;text-align:left}th,td{padding:12px;border-bottom:1px solid #ddd;vertical-align:top;overflow-wrap:anywhere}thead th{font-weight:500;background:#f4f4f4;white-space:nowrap}tbody th{font-weight:400}#breakdown td{text-align:right;font-variant-numeric:tabular-nums}#breakdown th{min-width:145px}.scenario{border-left:3px solid var(--blue);padding:1px 20px;margin:24px 0;background:#edf5ff}.scenario h4{margin:18px 0 10px}.scenario p{font-size:14px}.findings{padding-left:20px;font-size:14px;color:#525252}.export{border-top:1px solid var(--line);margin-top:26px;padding-top:5px}.export p{font-size:12px;color:#525252;margin:12px 0 0}.pagination{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:16px;font-size:12px}#record-section p{font-size:13px}.reading-grid{margin:0 4vw 64px;display:grid;grid-template-columns:1.15fr repeat(3,1fr);border-top:1px solid var(--line)}.reading-grid>div,.reading-grid>a{padding:26px 24px;border-right:1px solid var(--line)}.reading-grid>div{padding-left:0}.reading-grid>a{color:#161616;text-decoration:none}.reading-grid>a:hover{background:#edf5ff}.reading-grid>a>span{color:#0043ce;font-family:ui-monospace,monospace}.reading-grid h2{font-size:28px}.reading-grid h3{font-size:22px;font-weight:400}.reading-grid p{font-size:15px;color:#525252}.intro-note{margin:0 4vw 80px;display:grid;grid-template-columns:1fr 2fr;column-gap:5vw;border-top:1px solid var(--line);padding-top:24px;max-width:1250px}.intro-note h2{grid-row:span 2;margin-top:0}.intro-note p{max-width:760px}.article{max-width:900px;margin:0 auto;padding:30px 36px 70px}.breadcrumb{font-size:13px;margin-bottom:44px;display:flex;gap:8px;flex-wrap:wrap}.article h1{font-size:clamp(36px,4.5vw,62px);font-weight:300}.article .updated{margin:24px 0 42px}.article h2{font-size:28px;margin:40px 0 20px;font-weight:400}.article li{margin:12px 0}.article li a{overflow-wrap:anywhere}.article p,.article dd{line-height:1.65}.article dt{font-weight:500;margin-top:22px}.article dd{margin:4px 0 24px 0;color:#393939}.article pre{max-width:100%;overflow:auto;background:#f4f4f4;border-left:3px solid #0f62fe;padding:20px;font-size:14px;line-height:1.7}.article code{font-family:ui-monospace,monospace;overflow-wrap:anywhere}.article p code{font-size:.91em;background:#f4f4f4;padding:2px 4px}.comparison{display:grid;grid-template-columns:1fr 1fr;border:1px solid #d9d9d9;margin:28px 0}.comparison>div{padding:24px;background:#f4f4f4}.comparison>div+div{border-left:1px solid #d9d9d9;background:#edf5ff}.comparison span{font-size:14px}.comparison strong{display:block;font-size:46px;font-weight:300;margin:12px 0}.comparison p{margin:0;font-size:14px}.evidence-steps{list-style:none;padding:0;counter-reset:steps}.evidence-steps li{padding:20px 20px 20px 55px;border-top:1px solid #d9d9d9;position:relative;counter-increment:steps}.evidence-steps li:before{content:counter(steps);position:absolute;left:15px;top:20px;color:#0f62fe;font-size:23px}.product-link{display:inline-block;padding:14px 22px;background:#0f62fe;color:#fff;text-decoration:none}.product-link:hover{background:#0043ce;color:#fff}.article-end{border-top:1px solid #a8a8a8;display:flex;gap:24px;justify-content:space-between;margin-top:48px;padding-top:24px;font-size:14px}.footer{background:#161616;color:#c6c6c6;padding:42px 4vw;display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;font-size:13px}.footer strong{color:#fff;font-size:24px;font-weight:400}.footer p{margin-top:14px;max-width:360px}.footer nav{display:flex;flex-direction:column;align-items:flex-start;gap:4px}.footer a{color:#e0e0e0;display:inline-block;padding:9px 0}.notice{background:#edf5ff;padding:16px}body [hidden]{display:none!important}
@media(min-width:1550px){.hero,.instrument,.reading-grid,.intro-note{max-width:1432px;margin-left:auto;margin-right:auto}.masthead,.footer{padding-left:max(4vw,calc((100vw - 1432px)/2));padding-right:max(4vw,calc((100vw - 1432px)/2))}}
@media(max-width:1050px){.brand span{display:none}.workspace{grid-template-columns:265px minmax(0,1fr)}.output{padding:24px}.reading-grid{grid-template-columns:1fr 1fr}.reading-grid>div,.reading-grid>a{border-bottom:1px solid var(--line)}.reading-grid>div{padding-left:24px}.hero-number strong{font-size:70px}}
@media(max-width:720px){.masthead{display:block;padding:18px 20px 8px}.masthead nav{margin-top:13px;gap:12px;justify-content:space-between}.masthead nav a{font-size:13px;min-height:44px}.hero{margin:0 20px;padding:36px 0;grid-template-columns:1fr;gap:32px}.hero h1{font-size:42px}.hero .lead{font-size:18px}.hero-number{border-left:0;border-top:1px solid #ccc;padding:22px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:5px 20px}.hero-number strong{grid-row:span 3;grid-column:2;margin:0;font-size:60px;letter-spacing:-3px}.hero-number strong span{font-size:20px}.hero-number p{font-size:13px;margin:6px 0}.hero-number a{font-size:13px}.hero-links{font-size:14px;gap:16px}.instrument{margin:0 12px 40px}.instrument-head{display:block;padding:16px}.instrument-head span{display:block;margin-top:6px;font-size:12px}.workspace{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid #ccc;padding:20px}.sample-buttons{grid-template-columns:1fr 1fr}.sample-buttons button:last-child:nth-child(odd){grid-column:span 2}.controls input[type=number]{max-width:200px}.controls #status{min-height:0}.output{padding:24px 16px}.metrics{gap:10px}.metrics strong{font-size:34px}.metrics span{font-size:12px}.flags>div{padding:12px}.reading-grid{margin:0 20px 40px;grid-template-columns:1fr}.reading-grid>div,.reading-grid>a{border-right:0;padding:24px 0}.intro-note{display:block;margin:0 20px 44px}.intro-note h2{font-size:27px}.article{padding:26px 22px 48px}.article h1{font-size:40px}.article .lead{font-size:18px}.article h2{font-size:26px}.article table{font-size:13px}.article th,.article td{padding:10px}.article-end{flex-direction:column;gap:16px}.comparison>div{padding:18px}.comparison strong{font-size:36px}.footer{grid-template-columns:1fr 1fr;padding:36px 22px;gap:24px}.footer>div{grid-column:span 2}.pagination{flex-wrap:wrap}button,input,select{min-height:48px}.table-wrap{padding-bottom:4px}#byte-map text{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.hero-links a,.hero-number a,.breadcrumb a,.article-end a{display:inline-flex;align-items:center;min-height:44px}#byte-map text{font-size:12px}.breadcrumb{align-items:center}
