:root{--ink:#213e37;--muted:#64736c;--green:#173f38;--paper:#f7f8f2;--line:#dce3d7;--accent:#d6eb9d}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}a{color:var(--green);text-underline-offset:4px}button,input,select{font:inherit}button,select{cursor:pointer}button{border:1px solid var(--line);border-radius:8px;padding:9px 14px;background:#fff;color:var(--ink);font-size:13px;font-weight:600}button:hover{background:#eef3e7;border-color:#7b9387}button:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #527729;outline-offset:4px}.skip{position:absolute;top:-80px;background:white;padding:12px;z-index:3}.skip:focus{top:8px}.site-header{max-width:1240px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:25px 32px;border-bottom:1px solid var(--line)}.brand{font-size:16px;font-weight:750;letter-spacing:-.4px;text-decoration:none;display:flex;align-items:center;gap:10px}.brand-mark{display:inline-grid;place-items:center;background:var(--green);color:var(--accent);height:34px;width:34px;border-radius:9px;font-size:19px}.brand-dot{color:#7d9e39;margin-left:-9px}.site-header nav{display:flex;gap:30px;font-size:13px}.site-header nav a{text-decoration:none}.intro{max-width:1080px;margin:50px auto 28px;padding:0 24px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:2px;color:#65783e}.intro h1{font-size:clamp(32px,4vw,49px);line-height:1.15;letter-spacing:-2px;margin:13px 0 14px;font-weight:700}.lede{font-size:17px;color:var(--muted);margin:0}.generator{max-width:1032px;margin:0 auto;padding:0 0 36px}form{display:flex;align-items:end;gap:18px;background:var(--green);padding:25px;border-radius:14px;color:white}.control{flex:1}.control.quantity{flex:0 0 160px}label{display:block;font-size:12px;font-weight:650;margin-bottom:7px}label span{opacity:.8;margin-left:8px;font-weight:400}select,input{width:100%;border:1px solid #c5d2c5;background:white;color:var(--ink);border-radius:7px;height:47px;padding:0 13px}.primary{background:var(--accent);border-color:var(--accent);height:47px;padding:0 24px;font-size:14px;display:flex;gap:30px;justify-content:space-between;align-items:center}.primary:hover{background:#e3f6b6}.tool-note{color:var(--muted);font-size:12px;margin:12px 2px 26px}.results-bar{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px}.results-bar h2{font-size:16px;margin:0}.results-bar>div{display:flex;gap:8px}#status{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:5;background:var(--green);color:white;box-shadow:0 6px 30px #173f3830;border-radius:10px;max-width:90%;padding:0 20px;font-size:14px}#status:not(:empty){padding:12px 20px}#error{color:#a73228;margin:8px 0}#error:empty{display:none}.address-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 24px;margin:14px 0}.card-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #edf0e7;padding-bottom:13px}.card-top h3{font-size:16px;margin:0;display:flex;gap:12px;align-items:center}.number{font-size:11px;color:#748267;background:#f0f4e8;padding:4px 7px;border-radius:4px}dl{margin:16px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px 24px}.field.wide{grid-column:1/-1}dt{font-size:10px;text-transform:uppercase;letter-spacing:1.2px;font-weight:650;color:var(--muted)}dd{margin:3px 0 0;display:flex;justify-content:space-between;gap:12px;align-items:start;font-size:14px}dd span{overflow-wrap:anywhere}.field[data-field="chinese_address"] dd{font-size:19px}.copy{padding:3px 8px;font-size:11px;border-color:transparent;background:#f5f7f1;flex-shrink:0}.sample-note{font-size:12px;color:var(--muted)}.reading{max-width:880px;margin:0 auto;padding:0 24px}.guide{padding:42px 0;border-top:1px solid var(--line)}h2{font-size:28px;line-height:1.3;letter-spacing:-.7px;margin:12px 0 22px}h3{font-size:18px;line-height:1.4}p{margin:0 0 18px}.guide p,.guide li{color:#4a5d53;font-size:15px}.steps{padding-left:24px}.steps li{padding:8px 0 8px 8px}.examples{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:26px 0}.examples>div{background:#edf2e5;border-radius:10px;padding:22px}.examples h3{font-size:15px;margin-top:0}.examples p{font-size:14px}.examples p:last-child{margin:0}.table-wrap{border:1px solid var(--line);border-radius:10px;overflow:auto;background:white;margin:24px 0}table{border-collapse:collapse;width:100%;font-size:14px}caption{text-align:left;padding:14px 20px;font-size:12px;color:var(--muted)}th,td{text-align:left;padding:11px 20px;border-top:1px solid var(--line)}th{background:#edf2e5;font-weight:650}tbody tr:nth-child(even){background:#fafbf7}.use-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;list-style:none;padding:0}.use-grid h3{margin:0 0 10px}.faq-item{padding:10px 0 18px;border-bottom:1px solid var(--line)}.faq-item:last-child{border-bottom:0}.guide-links{display:grid;gap:10px}.guide-links a{display:flex;justify-content:space-between;gap:16px;background:white;border:1px solid var(--line);padding:18px;text-decoration:none;border-radius:9px;font-size:14px}.guide-links span{color:var(--muted);white-space:nowrap;font-size:12px}footer{margin-top:45px;border-top:1px solid var(--line);padding:34px max(24px,calc((100vw - 1032px)/2)) 28px;background:#edf1e7}footer p{font-size:13px;color:var(--muted);margin-top:10px}footer nav{display:flex;gap:24px;font-size:13px}.footer-note{font-size:11px}.noscript{padding:12px;border:1px solid var(--line)}@media(max-width:1100px){.generator{margin-left:24px;margin-right:24px}}@media(max-width:640px){.site-header{padding:18px 20px}.site-header nav{display:none}.brand{font-size:14px}.intro{margin-top:32px}.intro h1{letter-spacing:-1px}.lede{font-size:15px}form{flex-wrap:wrap;padding:18px;gap:13px}.control.quantity{flex:0 0 112px}label span{white-space:nowrap}.primary{width:100%}.tool-note{font-size:11px}.generator{margin:0 16px}.intro{padding:0 20px}.results-bar button{padding:8px;font-size:11px}.results-bar h2{font-size:14px}.address-card{padding:16px}.card-top button{font-size:11px;padding:8px}dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.field[data-field="chinese_address"] dd{font-size:17px}.examples,.use-grid{grid-template-columns:1fr}h2{font-size:25px}.guide{padding:32px 0}.guide-links a{flex-direction:column;gap:4px}footer nav{gap:18px}.reading{padding:0 20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Shared navigation and static guide pages. */
.site-header nav a[aria-current="page"]{font-weight:750;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:7px}.document-page{max-width:1120px;margin:0 auto;padding:0 32px}.document-hero{padding:32px 0 38px;max-width:860px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:35px}.breadcrumbs a{text-decoration:none}.document-hero h1{font-size:clamp(32px,4vw,46px);letter-spacing:-1.6px;line-height:1.16;margin:12px 0 18px}.document-hero .lede{max-width:760px;font-size:18px}.updated{font-size:12px;color:var(--muted);margin:18px 0 0}.document-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:52px}.page-toc nav{position:sticky;top:28px;padding:20px 0 30px;border-top:1px solid var(--line)}.page-toc a{display:block;text-decoration:none;color:var(--muted);font-size:13px;padding:8px 0;line-height:1.45}.page-toc a:hover{color:var(--green);text-decoration:underline}.document-content{min-width:0}.document-content .guide{padding:30px 0}.document-content h2{font-size:26px}.document-content h3{margin:26px 0 10px}.document-content .guide p,.document-content .guide li{font-size:16px}.takeaway{background:#eaf1df;border:1px solid #d6e2c7;border-left:4px solid #668b40;border-radius:10px;padding:22px 24px;margin-bottom:32px}.takeaway>strong{display:block;font-size:16px;margin-bottom:8px}.takeaway p{font-size:16px;color:#405741;margin:0}.code-breakdown{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:9px;margin:25px 0 8px;background:#fff}.code-breakdown span{padding:18px 12px;text-align:center;font-size:11px;color:var(--muted);border-right:1px solid var(--line)}.code-breakdown span:last-child{border-right:0}.code-breakdown b{display:block;font:600 26px/1.4 ui-monospace,Consolas,monospace;color:var(--green);margin-bottom:6px}.address-example{background:#edf2e5;border:1px solid var(--line);border-radius:10px;margin:22px 0;padding:22px 24px}.address-example p{margin:10px 0 0;overflow-wrap:anywhere}.address-example p[lang]{font-size:18px!important}.document-content code{background:#eaf0df;padding:2px 5px;border-radius:4px;overflow-wrap:anywhere}.check-list,.source-list{padding-left:24px}.check-list li,.source-list li{padding:5px 0 10px 5px}.feedback-template{white-space:pre-wrap;overflow-wrap:anywhere;background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;font:14px/1.9 ui-monospace,Consolas,monospace;max-width:100%;color:var(--ink)}.contact-status{border-left-color:#8c8540}section[id]{scroll-margin-top:24px}
@media(max-width:900px){.document-layout{grid-template-columns:minmax(0,1fr);gap:0}.page-toc nav{position:static;background:#f0f3e9;border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin-bottom:24px;display:flex;gap:7px 20px;flex-wrap:wrap}.page-toc .eyebrow{width:100%;margin:0 0 4px}.page-toc a{padding:3px 0}.document-hero{padding-bottom:24px}.site-header nav{gap:18px}}
@media(max-width:640px){.site-header{flex-wrap:wrap;gap:17px}.site-header nav{display:flex;width:100%;justify-content:space-between;gap:12px;font-size:11px}.document-page{padding:0 20px}.document-hero{padding-top:22px}.breadcrumbs{margin-bottom:26px;font-size:11px}.document-hero h1{letter-spacing:-1px}.document-hero .lede{font-size:16px}.document-content .guide p,.document-content .guide li{font-size:15px}.takeaway,.address-example{padding:18px}.takeaway p{font-size:15px}.code-breakdown{grid-template-columns:repeat(2,minmax(0,1fr))}.code-breakdown span:nth-child(2){border-right:0}.code-breakdown span:nth-child(-n+2){border-bottom:1px solid var(--line)}.document-content h2{font-size:24px}.page-toc nav{padding:16px 18px}.feedback-template{font-size:12px;padding:16px}.intro{margin-top:26px}}

/* Keep the eleven-digit sample phone readable on narrow screens. */
@media(max-width:640px){.field[data-field="phone_number"]{grid-column:1/-1}}