:root{font-family:Arial,Helvetica,sans-serif;color:#392126;background:#f1eade;line-height:1.5;--ink:#392126;--red:#982f35}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:.23em}button,input,summary{font:inherit}button{min-height:46px;cursor:pointer;border:1px solid currentColor;background:var(--red);color:#fff;padding:.65rem 1rem}button:disabled{opacity:.55;cursor:wait}input{min-width:0}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #315fa8;outline-offset:4px}.skip{position:absolute;width:1px;height:1px;clip-path:inset(50%);overflow:hidden}.skip:focus{clip-path:none;width:auto;height:auto;background:#fff;padding:12px;z-index:10}.mast{padding:28px 5vw 10px;display:flex;justify-content:space-between;align-items:center}.wordmark{font-size:25px;font-weight:900;text-decoration:none;letter-spacing:-1px}.wordmark span{margin-left:18px}.mast p{font-size:12px;text-transform:uppercase;letter-spacing:.08em}main{position:relative;max-width:1280px;margin:0 auto;padding:35px 5vw 90px}.postage{position:absolute;right:6vw;top:50px;display:flex;gap:22px;border:2px dashed var(--red);padding:14px;color:var(--red);transform:rotate(8deg);font:12px monospace;align-items:center}.letter-title{font-size:clamp(40px,6.3vw,88px);line-height:.98;font-weight:500;letter-spacing:-.065em;max-width:800px;margin:22px 0}.context{max-width:560px;font-size:17px;margin-bottom:40px}.envelope{border:2px solid var(--ink);background:#fbf6eb;box-shadow:10px 10px 0 #d7c4b8}#lookup{padding:30px 35px 14px;border-bottom:1px solid var(--ink)}label,.edition{font:12px monospace;letter-spacing:.13em}.name-line{display:flex;align-items:center;gap:12px;margin:10px 0}.name-line>span{font:40px Georgia}.name-line input{border:0;border-bottom:2px solid var(--red);background:transparent;font-size:clamp(22px,3vw,38px);width:100%;color:var(--red);border-radius:0}.name-line button{flex-shrink:0}#lookup-note{font-size:12px;max-width:680px}#status{margin:0;padding:15px 35px;background:#e8ded0;font-size:13px}.address-row{display:grid;grid-template-columns:75px 1fr;padding:28px 35px;gap:20px}.address-row+.address-row{border-top:1px dashed #b49d91}.number{font:italic 54px Georgia;color:var(--red)}h2{font-size:16px;font-weight:400;letter-spacing:.02em;margin:0 0 12px}.address-value{font-size:clamp(24px,3.7vw,45px);letter-spacing:-.04em;line-height:1.2;margin:0 0 10px;overflow-wrap:anywhere}.mono{font:clamp(14px,1.9vw,23px)/1.5 monospace;letter-spacing:0}.row-note{font-size:13px}.address-row details{font-size:14px;max-width:650px}.address-row summary{cursor:pointer;min-height:44px;display:list-item;align-content:center;text-decoration:underline}.dispatch{padding:25px 35px;background:var(--red);color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:15px}.dispatch p{font-size:12px;max-width:420px;margin:0}.dispatch a{grid-column:1/-1;min-height:44px;align-content:center;font:26px Georgia}.dispatch button{justify-self:start;background:transparent}.margin-note{display:grid;grid-template-columns:1fr 1fr;gap:15px 40px;padding:60px 0 10px}.margin-note h2{font:36px/1.1 Georgia;grid-row:span 3}.margin-note p{margin:0 0 10px;max-width:620px}.nojs{padding:20px}footer{border-top:2px solid var(--ink);padding:24px 5vw;display:flex;justify-content:space-between;gap:24px}footer nav{display:flex;gap:30px;flex-wrap:wrap}footer a{min-height:44px;display:inline-flex;align-items:center;font-size:14px}footer>span{font:12px monospace;align-self:center}.change-sheet h1{font-size:clamp(50px,8vw,108px);font-weight:400;letter-spacing:-.07em;line-height:1;margin:35px 0}.change-sheet h1 em{color:var(--red);font-family:Georgia;font-weight:400}.intro{max-width:520px}.specimen{margin:65px 0 30px;padding:0 0 30px;border-bottom:2px solid var(--ink)}.specimen h2{font:30px Georgia;display:flex;align-items:center;gap:18px}.specimen h2 span{border:1px solid var(--ink);border-radius:50%;font:16px Arial;padding:9px 15px}.before-after{display:grid;grid-template-columns:1fr 70px 1fr;gap:15px;align-items:center;margin:25px 0}.before-after>div{border-left:12px solid var(--ink);padding:16px 20px;background:#fffaf2}.before-after>div:last-child{border-color:var(--red);transform:rotate(-2deg)}.before-after small{font:11px monospace;letter-spacing:.2em}.before-after p{font-size:clamp(19px,2.4vw,30px);overflow-wrap:anywhere;margin:10px 0}.before-after b,.before-after i{display:block;font:16px monospace;padding:7px 0}.before-after>strong{font-size:45px;text-align:center}.rename .before-after>div:last-child p,.move .before-after>div:last-child i,.second .before-after>div:last-child b{color:var(--red);text-decoration:underline}.specimen>p{max-width:650px;margin-left:auto}.postscript{max-width:650px;margin:60px auto 0}.postscript h2{font:35px Georgia}.about-letter{max-width:760px}.about-letter h1{font:64px/1 Georgia}.about-letter h2{font:27px Georgia;margin-top:40px}.about-letter code{overflow-wrap:anywhere}.about-letter li{padding:8px 0}.about-letter a{display:inline-block;min-height:32px}.about-letter p{line-height:1.7}@media(max-width:650px){.mast{padding:18px 5vw}.mast p{font-size:9px;max-width:140px}.wordmark{font-size:21px}main{padding-top:20px}.postage{position:static;width:max-content;margin:12px 0 30px;transform:rotate(-3deg);font-size:10px}.letter-title{margin-top:0}.context{font-size:15px}.envelope{box-shadow:5px 5px 0 #d7c4b8}#lookup{padding:22px 16px}.name-line{flex-wrap:wrap;gap:6px}.name-line>span{font-size:28px}.name-line input{width:calc(100% - 35px);font-size:25px}.name-line button{width:100%;margin-top:13px}.address-row{padding:22px 16px;grid-template-columns:26px 1fr;gap:10px}.number{font-size:28px}.address-row h2{font-size:13px}.address-value{font-size:23px}.mono{font-size:13px}#status{padding:15px 16px}.dispatch{padding:20px 16px;grid-template-columns:1fr}.dispatch a{font-size:24px}.margin-note{grid-template-columns:1fr;padding-top:45px}.margin-note h2{grid-row:auto;font-size:30px}footer{flex-direction:column;padding:15px 5vw;gap:10px}footer nav{gap:8px 18px}footer>span{align-self:start}.before-after{grid-template-columns:1fr;gap:0}.before-after>strong{text-align:left;padding-left:20px;font-size:32px}.before-after>div{padding:15px}.specimen{margin-top:45px}.change-sheet h1{font-size:54px}.about-letter h1{font-size:48px}.about-letter a{min-height:44px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
/* V2: the complete address document is the entry point, with its own reverse. */
.address-page main{padding-top:30px;max-width:1130px}.address-heading{padding:28px 35px;display:grid;grid-template-columns:1fr auto;gap:15px;border-bottom:2px solid var(--ink)}.address-heading h1{font:400 42px/1.05 Georgia;letter-spacing:-.03em;margin:0}.address-heading>p:last-child{margin:0;font-size:14px;grid-column:1/-1}.postmark{font:12px/1.7 monospace;border:2px dashed var(--red);color:var(--red);padding:12px;align-self:start;transform:rotate(5deg)}.address-footnote{padding:24px 35px;display:grid;grid-template-columns:1fr 1fr;gap:30px;font-size:13px;border-top:1px solid var(--ink)}.address-page .dispatch{border-bottom:0}.correction-page{max-width:1130px;padding-top:30px}.correction-sheet{background:#fbf6eb;border:2px solid var(--ink);box-shadow:10px 10px 0 #d7c4b8}.correction-heading{display:grid;grid-template-columns:1fr 1fr;padding:30px 35px;background:#e8ded0;gap:12px 35px}.correction-heading>p:first-child{grid-column:1/-1;font:12px monospace;letter-spacing:.1em}.correction-heading h1{font:42px/1 Georgia;letter-spacing:-.03em;margin:0}.correction-heading>p:last-child{margin:0;max-width:330px;font-size:14px}.correction-page .specimen{margin:0;padding:35px;display:grid;grid-template-columns:1.3fr 1fr;gap:15px 40px;border:0;border-bottom:1px dashed #b49d91}.correction-page .specimen h2{grid-column:1/-1;display:flex;flex-direction:row-reverse;justify-content:flex-end;font:27px Georgia}.correction-page .specimen h2 span{border:0;padding:0;color:var(--red);font:13px monospace}.specimen dl{margin:0}.specimen dl>div{padding:12px 0}.specimen dt{font:10px monospace;letter-spacing:.15em}.specimen dd{margin:3px 0;font:21px/1.5 monospace;overflow-wrap:anywhere}.specimen del{display:block;text-decoration-thickness:2px;color:#806c6b}.specimen ins{display:block;text-decoration:none;color:var(--red);font-style:italic;transform:rotate(-2deg);transform-origin:left}.specimen dd small{display:block;font:12px Arial;color:#6e5a58}.specimen aside{padding-top:13px;font-size:14px}.letter-ps{padding:30px 35px;background:var(--red);color:#fff}.letter-ps h2{font:28px Georgia}.letter-ps p{max-width:700px;font-size:14px}.letter-ps .return{display:inline-block;min-height:44px;align-content:center;margin-top:20px;font:22px Georgia}@media(max-width:650px){.address-heading{padding:22px 16px;grid-template-columns:1fr}.address-heading h1{font-size:35px}.postmark{justify-self:end;margin:0;font-size:10px;grid-row:1}.address-heading>p:last-child{font-size:13px}.address-footnote{padding:18px 16px;grid-template-columns:1fr;gap:0}.correction-heading{padding:22px 16px;grid-template-columns:1fr}.correction-heading h1{font-size:35px}.correction-heading>p:last-child{margin-top:12px}.correction-page .specimen{grid-template-columns:1fr;padding:24px 16px;gap:0}.specimen dd{font-size:19px}.specimen aside{padding-top:0}.letter-ps{padding:22px 16px}}
/* The final prototype removes the separate introduction and result dashboard. */
.address-page main.postal-desk{display:grid;grid-template-columns:130px 1fr;max-width:1320px;padding:35px 3vw 55px;gap:25px}.spine h1{font:500 28px/1.1 Georgia;margin:0 0 25px;overflow-wrap:normal}.spine p{font:12px/1.5 monospace;max-width:95px}.postal-desk .envelope{min-width:0}.postal-desk #lookup{padding:0;border:0}.postal-desk .address-row{grid-template-columns:35px minmax(0,1fr) 230px;gap:18px;padding:30px 25px;align-items:start;min-height:170px}.postal-desk .number{font:italic 40px Georgia}.postal-desk h2,.postal-desk label{font:11px monospace;letter-spacing:.13em;margin:0 0 20px;display:block}.postal-desk .name-line{margin:0;gap:7px}.postal-desk .name-line input{font-size:30px}.postal-desk .name-line>span{font-size:29px}.last-name{font:12px/1.5 monospace;display:block;margin-top:12px;color:#6e5a58}.postal-desk .address-value{font:26px/1.35 Georgia;overflow-wrap:anywhere;letter-spacing:-.01em}.postal-desk .mono{font:17px/1.65 monospace}.postal-desk .annotation{font:13px/1.5 Arial}.postal-desk .annotation p{margin:0 0 13px}.postal-desk .annotation button{margin-bottom:14px;width:100%}.postal-desk #lookup-note{font:12px/1.5 Arial}.postal-desk details{font:13px/1.5 Arial}.postal-desk summary{min-height:44px;align-content:center;cursor:pointer}.receipt{padding:20px 25px;display:grid;grid-template-columns:1fr auto;gap:4px 25px;background:#e8ded0;border-top:1px solid var(--ink)}.postal-desk #status{background:none;padding:0;font-size:12px;margin:0}.receipt #freshness{font:11px/1.5 monospace;grid-column:1;margin:6px 0}.receipt button{grid-column:2;grid-row:1/3;align-self:center;background:transparent;color:var(--ink);font-size:13px}.turn-over{display:flex;align-items:center;gap:24px;background:var(--red);color:#fff;padding:24px;text-decoration:none;font:24px/1.15 Georgia}.turn-over span{font:11px monospace;max-width:50px}.turn-over b{font-size:40px;margin-left:auto}.site-notes{padding:15px 25px}.site-notes p{max-width:750px}.site-notes summary{text-decoration:underline}.postal-desk noscript{grid-column:1/-1}@media(max-width:950px){.address-page main.postal-desk{grid-template-columns:90px 1fr;gap:15px}.spine h1{font-size:22px}.postal-desk .address-row{grid-template-columns:25px minmax(0,1fr)}.postal-desk .annotation{grid-column:2}.postal-desk .annotation button{width:auto}.receipt{grid-template-columns:1fr}.receipt button{grid-column:1;grid-row:auto;justify-self:start}}@media(max-width:650px){.address-page main.postal-desk{display:block;padding:20px 5vw 40px}.spine{display:flex;justify-content:space-between;gap:25px;align-items:start;margin-bottom:18px}.spine h1{font:20px/1.1 Georgia;margin:0;max-width:180px}.spine p{font-size:10px;margin:0}.postal-desk .address-row{padding:22px 16px;gap:12px;min-height:0}.postal-desk .number{font-size:29px}.postal-desk .name-line{flex-wrap:nowrap}.postal-desk .name-line input{font-size:23px;width:100%}.postal-desk .name-line>span{font-size:22px}.postal-desk .annotation button{width:100%}.postal-desk .address-value{font-size:23px}.postal-desk .mono{font-size:13px}.postal-desk h2,.postal-desk label{font-size:10px;margin-bottom:14px}.receipt{padding:20px 16px}.turn-over{font-size:21px;gap:12px;padding:20px 16px}.turn-over span{font-size:9px}.site-notes{padding:12px 16px}}

.file-nav{display:flex;gap:24px;flex-wrap:wrap;margin:0 5vw;border-bottom:1px solid #b49d91;font:13px monospace}.file-nav a{display:inline-flex;align-items:center;min-height:44px}.compare-file h1,.migration-letter h1,.trouble-file h1{font:60px/1.02 Georgia,serif;letter-spacing:-2px;margin:20px 0 30px}.compare-intro{max-width:760px}.file-columns{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:35px}.file-columns section{background:#fbf6eb;border:1px solid #b49d91;padding:25px}.file-columns label{display:block;margin:8px 0}.file-columns textarea{width:100%;font:13px/1.5 monospace;resize:vertical;min-height:270px;padding:14px;border:1px solid #b49d91;color:var(--ink);background:white}.file-columns input{max-width:100%;min-height:44px;font:13px Arial}.comparison-actions{display:flex;flex-wrap:wrap;gap:15px;margin:25px 0}.comparison-actions button+button{background:transparent;color:var(--red)}#comparison-result{white-space:pre-wrap;overflow-wrap:anywhere;background:#e4d4c4;padding:28px;line-height:1.8;font:14px/1.8 monospace;border-left:6px solid var(--red)}.reading-key{margin-top:50px}.reading-key dl>div{display:grid;grid-template-columns:220px 1fr;padding:20px 0;border-top:1px solid #b49d91;gap:25px}.reading-key dt{font-weight:700}.reading-key dd{margin:0}.comparison-case{max-width:800px;margin-top:40px}.migration-letter{max-width:1050px;padding-right:180px}.migration-letter section{border-top:1px dashed #b49d91;margin-top:32px;padding-top:20px}.migration-letter h2,.trouble-file h2{font:28px/1.2 Georgia}.official-slip{background:#fff8e4;border-left:5px solid var(--red);padding:25px;margin:35px -100px 35px 55px}.trouble-file{max-width:1050px}.trouble-file section{padding:28px 0;border-top:1px solid #b49d91}.trouble-file section:nth-of-type(even){background:#e9dfd0;padding:28px}.trouble-file p,.migration-letter p{line-height:1.8}textarea:focus-visible{outline:3px solid #315fa8;outline-offset:3px}@media(max-width:700px){.compare-file h1,.migration-letter h1,.trouble-file h1{font-size:40px;letter-spacing:-1px}.file-columns{grid-template-columns:1fr}.file-columns section{padding:18px}.reading-key dl>div{grid-template-columns:1fr;gap:8px}.migration-letter{padding-right:5vw}.official-slip{margin:25px 0;padding:20px}.trouble-file section:nth-of-type(even){padding:20px}.file-nav{gap:15px}.comparison-actions button{width:100%}#comparison-result{padding:18px}}