:root{--orange-50: #fff4ef;--orange-100: #ffe4d8;--orange-300: #fea382;--orange-400: #f47c51;--orange-500: #e7551e;--orange-600: #d3410a;--orange-700: #ac3010;--orange-800: #872512;--grey-50: #fafafa;--grey-100: #f2f2f2;--grey-200: #e6e6e6;--grey-300: #d6d6d6;--grey-400: #bfbfbf;--grey-500: #a3a3a3;--grey-600: #8a8a8a;--grey-700: #6b6b6b;--grey-800: #4a4a4a;--grey-900: #2b2b2b;--grey-950: #0e1318;--canvas: var(--grey-100);--surface: #ffffff;--panel-muted: var(--grey-200);--panel: var(--grey-300);--rule: var(--grey-400);--rule-60: color-mix(in srgb, var(--grey-400) 60%, transparent);--rule-40: color-mix(in srgb, var(--grey-400) 40%, transparent);--ink: var(--grey-900);--ink-body: var(--grey-800);--ink-muted: var(--grey-700);--ink-nontext: var(--grey-600);--accent-text: var(--orange-700);--accent-underline: var(--orange-300);--logo-ink: #13273c;--raised: #161c23;--panel-dark: #22292b;--code-bg: #161c23;--code-text: #e6e6e6;--code-comment: #a3a3a3;--code-type: #fea382;--code-string: #00aaff;--code-number: #ffbc4f;--signal-green-deep: #22702e;--signal-red-deep: #b8332c;--signal-amber-deep: #8a5d00;--font-sans: "Manrope", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--container-content: 76rem;--container-rail: 84.5rem;--container-read: 42rem;--gutter: 24px;--spacing-section: clamp(4.5rem, 10vw, 8rem);--header-h: 4rem;--ease-standard: cubic-bezier(.22, .61, .36, 1);--cross: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 500 500'%3E%3Cpath d='M209 25A25 25 0 0 1 234 0H266A25 25 0 0 1 291 25V139A70 70 0 0 0 361 209H475A25 25 0 0 1 500 234V266A25 25 0 0 1 475 291H361A70 70 0 0 0 291 361V475A25 25 0 0 1 266 500H234A25 25 0 0 1 209 475V361A70 70 0 0 0 139 291H25A25 25 0 0 1 0 266V234A25 25 0 0 1 25 209H139A70 70 0 0 0 209 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transparent;white-space:pre;min-width:max-content}.code.wrap .line{white-space:pre-wrap;min-width:0}.code .line.is-hl{border-left-color:var(--orange-500);background:color-mix(in srgb,var(--orange-500) 15%,transparent)}.code .c{color:var(--code-comment)}.code .k{color:var(--code-type)}.code .s{color:var(--code-string)}.code .n{color:var(--code-number)}.mark-list{list-style:none;padding:0;display:grid;gap:12px}.mark-list li{display:flex;gap:12px}.mark-list .mark{color:var(--orange-500);margin-top:.4em}.lead+.mark-list{margin-top:32px}.steps{list-style:none;padding:0;margin-top:56px;display:grid;gap:16px}@media(min-width:768px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}.step-card{background:var(--panel-muted);padding:28px;transition:background-color .2s var(--ease-standard)}.step-card:hover{background:var(--panel)}.step-index{display:block;margin-bottom:16px;font:500 .75rem/1.2 var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--orange-700)}.step-card h3{font-size:1.5rem;line-height:1.2;letter-spacing:-.015em}.step-card p{margin-top:12px;font-size:.875rem;line-height:1.55;color:var(--ink-muted)}.checker{margin-top:56px;display:grid;gap:1px;background:var(--rule-60);border:1px solid var(--rule-60)}@media(min-width:768px){.checker{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr)}}.checker-form,.checker-result{background:var(--surface);padding:24px}.checker-form{background:var(--grey-50)}.checker-title{margin-bottom:4px}.field{display:block;margin-top:24px}.field-label{display:block;margin-bottom:8px;font:500 .75rem/1.2 var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted)}.field input{width:100%;background:#fff;color:var(--ink-body);border:1px solid var(--rule);padding:9px 12px;font:inherit;font-family:var(--font-mono);font-size:.875rem}.field 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24px 0;font-weight:700;font-size:1.25rem;color:var(--ink);caption-side:top}.config-table caption code{font-size:.8em}.config-table th{text-align:left;font-weight:500;color:var(--ink-muted);padding:16px 24px 12px;border-bottom:1px solid var(--rule-60)}.config-table td{padding:16px 24px;border-bottom:1px solid var(--rule-40);vertical-align:top}.config-table tr:last-child td{border-bottom:0}.config-table td:first-child{white-space:nowrap}.note{margin-top:16px}.spec-rows{border-left:2px dotted var(--orange-500);background:var(--canvas)}.spec-row{display:grid;gap:4px;padding:20px 24px;border-bottom:1px solid var(--rule-40)}.spec-row:last-child{border-bottom:0}.spec-title{font-size:1rem;font-weight:600;color:var(--ink)}.spec-meta{font-size:.875rem;color:var(--ink-muted)}.spec-meta code{font-size:.8125rem}.callout{margin-top:56px;border:1px solid var(--rule-60);border-left:3px solid var(--signal-amber-deep);background:var(--surface);padding:20px 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code{font-size:.75rem}.cell-link{display:block;text-decoration:none;transition:background-color .2s var(--ease-standard)}.cell-link:hover{background:var(--grey-50)}.cell-link:hover .cell-value,.cell-link:hover .cell-value code{color:var(--accent-text)}.do-dont{margin-top:16px;display:grid;gap:16px}@media(min-width:768px){.do-dont{grid-template-columns:repeat(2,minmax(0,1fr))}}.do,.dont{background:var(--surface);padding:20px;font-size:.875rem;color:var(--ink-muted)}.do{border-left:2px solid var(--signal-green-deep)}.dont{border-left:2px solid var(--signal-red-deep)}.do-label{margin-bottom:8px;font:500 .75rem/1.2 var(--font-sans);letter-spacing:.06em;text-transform:uppercase}.do .do-label{color:var(--signal-green-deep)}.dont 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a:hover{color:#fff;text-decoration:underline}.legal{margin-top:64px;font-size:.8125rem;color:var(--grey-500)}@media(min-width:768px){.legal{margin-top:80px}}[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease-standard) var(--rvi, 0ms),transform .6s var(--ease-standard) var(--rvi, 0ms)}[data-reveal=in],.no-js [data-reveal]{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}[data-reveal]{opacity:1;transform:none;transition:none}*,*:before,*:after{transition-duration:0s!important}}.hero-grid>*,.split>*,.stack>*{min-width:0}.code.wrap .line+.line{margin-top:8px}.section-tight{padding-block:4rem}.h2-sm{font-size:1.5rem;line-height:1.2;letter-spacing:-.015em;max-width:none}@media(min-width:768px){.h2-sm{font-size:2.25rem;line-height:1.12;letter-spacing:-.02em}}.domains{margin-top:32px;display:grid;gap:16px}@media(min-width:768px){.domains{grid-template-columns:repeat(2,minmax(0,1fr))}}.domain{background:var(--canvas);padding:28px;border-top:2px solid var(--rule);min-width:0}.domain-live{border-top-color:var(--orange-500)}.domain-name{margin-top:12px;font:500 clamp(1.25rem,2.6vw,2.25rem)/1.2 var(--font-mono);letter-spacing:-.02em;color:var(--ink);overflow-wrap:anywhere}.domain-wild{color:var(--orange-700)}.domain-example{margin-top:12px}.domain-example code{font-size:.8125rem;background:var(--surface);overflow-wrap:anywhere}