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body.c3-changzhou main[data-city=changzhou]{display:block;overflow:visible;max-width:none;padding:0 0 55px;margin:0;line-height:1.75}
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body.c3-changzhou main[data-city=changzhou] [hidden]{display:none!important}
body.c3-changzhou main[data-city=changzhou] [id]{scroll-margin-top:110px}
body.c3-changzhou main[data-city=changzhou] :is(h1,h2,h3,p,figure){margin:0}
body.c3-changzhou main[data-city=changzhou] :is(h1,h2,h3){font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:inherit;overflow-wrap:anywhere}
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body.c3-changzhou main[data-city=changzhou] h2{font-size:32px!important;line-height:1.4!important;letter-spacing:-.025em}
body.c3-changzhou main[data-city=changzhou] h3{font-size:23px!important;line-height:1.55!important;letter-spacing:-.015em}
body.c3-changzhou main[data-city=changzhou] a{color:inherit;text-decoration:none;overflow-wrap:anywhere}
body.c3-changzhou main[data-city=changzhou] a:hover{color:var(--cz4-blue)}
body.c3-changzhou main[data-city=changzhou] :is(a,button,input,summary,[tabindex]):focus-visible{outline:3px solid #1767f2;outline-offset:5px}
body.c3-changzhou main[data-city=changzhou] button{cursor:pointer;padding:10px 17px;background:#fff;color:#124fa4;border:1px solid #9bbadd;border-radius:3px;font:inherit;font-size:14px;line-height:1.6}
body.c3-changzhou main[data-city=changzhou] button:hover{background:#edf5ff}
body.c3-changzhou main[data-city=changzhou] em{font-style:normal;color:var(--cz4-blue)}
body.c3-changzhou .cz4-shell{width:calc(100% - 64px);max-width:1200px;margin:0 auto;min-width:0}
body.c3-changzhou .cz4-crumb{display:flex;flex-wrap:wrap;gap:8px 12px;padding:26px 0 34px;font-size:12px;color:#60758b}
body.c3-changzhou .cz4-kicker{color:#1767f2;font-size:11px;font-weight:800;line-height:1.7;letter-spacing:.11em;margin-bottom:17px!important}
body.c3-changzhou .cz4-deck{font-size:16px;color:var(--cz4-muted);line-height:1.95;margin-top:24px!important}
body.c3-changzhou .cz4-anchor{display:inline-flex;gap:25px;padding:12px 19px;background:var(--cz4-blue);color:#fff!important;font-size:14px;font-weight:700;margin-top:26px}
body.c3-changzhou .cz4-image{overflow:hidden;background:#dce8f5;min-width:0}
body.c3-changzhou .cz4-image img{width:100%;height:100%;display:block;object-fit:cover;max-width:100%}
body.c3-changzhou .cz4-meta{display:flex;flex-wrap:wrap;gap:5px 16px;font-size:11px;color:#61788f;line-height:1.8}
body.c3-changzhou .cz4-copy h2,body.c3-changzhou .cz4-copy h3{margin-top:18px!important}
body.c3-changzhou .cz4-summary{font-size:15px;line-height:1.9;color:#536b83;margin-top:17px!important;overflow-wrap:anywhere}
body.c3-changzhou .cz4-link{display:inline-flex;gap:24px;font-size:13px;font-weight:700;color:#125dce!important;margin-top:22px}
body.c3-changzhou .cz4-link span{transition:transform .2s}
body.c3-changzhou .cz4-link:hover span{transform:translate(2px,-2px)}
body.c3-changzhou .cz4-section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:30px}
body.c3-changzhou .cz4-section-head p{max-width:390px;font-size:13px;color:#60758b}
body.c3-changzhou .cz4-promo{margin:55px auto}
body.c3-changzhou .cz4-promo picture,body.c3-changzhou .cz4-promo img{display:block;width:100%;height:auto;max-width:100%}
body.c3-changzhou .cz4-pager{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:9px;margin:38px 0 10px}
body.c3-changzhou .cz4-pager a{display:block;min-width:42px;padding:8px 13px;font-size:13px;text-align:center;background:white;border:1px solid var(--cz4-line)}
body.c3-changzhou .cz4-pager a:is(.active,.current,.is-active){background:#1767f2;color:#fff;border-color:#1767f2}
body.c3-changzhou .cz4-cross{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:65px auto 0;border-top:1px solid #bcd0e7;border-bottom:1px solid #bcd0e7}
body.c3-changzhou .cz4-cross a{display:flex;justify-content:space-between;gap:15px;padding:24px 18px;font-size:13px}
body.c3-changzhou .cz4-cross a+a{border-left:1px solid #c9dbed}
body.c3-changzhou .cz4-cross a[aria-current]{background:#e7f1ff;color:#1767f2}
body.c3-changzhou .cz4-symbol{position:relative;display:inline-block;width:24px;height:24px;flex:0 0 24px;overflow:clip;font-style:normal}
body.c3-changzhou .cz4-symbol:before{content:'+';position:absolute;inset:4px;text-align:center;font:normal 18px/16px Arial,sans-serif;transform-origin:center;transition:transform .18s}
body.c3-changzhou details[open]>summary .cz4-symbol:before{transform:rotate(45deg)}
body.c3-changzhou main[data-city=changzhou] summary{list-style:none;cursor:pointer}
body.c3-changzhou main[data-city=changzhou] summary::-webkit-details-marker{display:none}
/* Startup: slanted city scene, preparation rail, and two-column notes. */
body.c3-changzhou .cz4-start-stage{display:grid;grid-template-columns:1fr 1.04fr;align-items:center;gap:32px;padding:10px 0 25px}
body.c3-changzhou .cz4-start-stage>.cz4-image{height:465px;clip-path:polygon(12% 0,100% 0,100% 100%,0 100%)}
body.c3-changzhou .cz4-start-stage>.cz4-image img{object-position:63% center}
body.c3-changzhou .cz4-preparation{margin-top:32px}
body.c3-changzhou .cz4-preparation fieldset{min-width:0;margin:0;border:1px solid #b4cee9;background:#edf5ff;padding:20px 26px}
body.c3-changzhou .cz4-preparation legend{padding:0 10px;font-size:17px;font-weight:800;color:#155bbe}
body.c3-changzhou .cz4-preparation p{font-size:13px;color:#60758b}
body.c3-changzhou .cz4-prep-options{display:flex;flex-wrap:wrap;gap:15px 35px;margin-top:18px}
body.c3-changzhou .cz4-prep-options label{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer}
body.c3-changzhou .cz4-prep-options input{accent-color:#1767f2;width:18px;height:18px;flex:0 0 18px;margin:0}
body.c3-changzhou .cz4-prep-feedback{display:flex;gap:24px;align-items:center;margin-top:16px;font-size:12px;color:#155bbe}
body.c3-changzhou .cz4-prep-feedback button{padding:5px 13px;font-size:12px}
body.c3-changzhou .cz4-start-feature{display:grid;grid-template-columns:.9fr 1.1fr;background:#fff;border:1px solid #bcd1e9;border-top:4px solid #1767f2;margin-bottom:55px}
body.c3-changzhou .cz4-start-feature>.cz4-image{min-height:330px;height:100%}
body.c3-changzhou .cz4-start-feature>div{padding:35px 38px}
body.c3-changzhou .cz4-start-notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
body.c3-changzhou .cz4-start-note{min-width:0;padding:27px 29px 30px;background:#fff;border:1px solid #d0e0f0}
body.c3-changzhou .cz4-note-top{display:grid;grid-template-columns:1fr 130px;gap:20px;align-items:start;margin-bottom:18px}
body.c3-changzhou .cz4-note-top>.cz4-image{height:83px}
body.c3-changzhou .cz4-note-top .cz4-meta{display:block;padding-top:5px}
body.c3-changzhou .cz4-note-top time{display:block;margin-top:8px}
/* Accounting: centred masthead and paper records with pictures at the foot. */
body.c3-changzhou .cz4-account-hero{background:#071c34;color:#fff;padding-bottom:0}
body.c3-changzhou .cz4-account-hero .cz4-crumb{color:#b5cbe0}
body.c3-changzhou .cz4-account-mast{max-width:820px;text-align:center;margin:0 auto;padding:22px 0 43px}
body.c3-changzhou .cz4-account-mast .cz4-kicker{color:#75d0fc}
body.c3-changzhou .cz4-account-mast em{color:#7eb6ff!important}
body.c3-changzhou .cz4-account-mast .cz4-deck{color:#b1c7dc;max-width:620px;margin:22px auto 0!important}
body.c3-changzhou .cz4-account-hero .cz4-image{height:270px;border-top:1px solid #52758f}
body.c3-changzhou .cz4-account-hero .cz4-image img{object-position:center 64%}
body.c3-changzhou .cz4-account-first{margin-top:40px}
body.c3-changzhou .cz4-account-feature{display:grid;grid-template-columns:185px minmax(0,1fr);gap:45px;border-bottom:1px solid #aac6e5;padding:20px 40px 42px}
body.c3-changzhou .cz4-account-first-label span{font-size:80px;line-height:1;color:#2b78e8;display:block;margin-top:18px}
body.c3-changzhou .cz4-account-feature .cz4-copy h2{font-size:37px!important}
body.c3-changzhou .cz4-account-feature .cz4-summary{max-width:780px;font-size:17px}
body.c3-changzhou .cz4-summary-toggle{margin-bottom:25px}
body.c3-changzhou .cz4-record-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:start}
body.c3-changzhou .cz4-record{background:#fff;border:1px solid #c8dbee;border-top:3px solid #78a5df;min-width:0}
body.c3-changzhou .cz4-record-text{padding:25px}
body.c3-changzhou .cz4-record h3{margin-top:19px!important;font-size:22px!important}
body.c3-changzhou .cz4-record>.cz4-image{height:190px;margin:0 16px 16px}
/* License: native condition folds and a one-column set of material sheets. */
body.c3-changzhou .cz4-license-desk{display:grid;grid-template-columns:1.06fr .94fr;gap:65px;align-items:start;padding:15px 0 36px}
body.c3-changzhou .cz4-condition-folds{background:#fff;border-top:3px solid #1767f2;padding:9px 26px}
body.c3-changzhou .cz4-condition-folds details+details{border-top:1px solid #ccdeef}
body.c3-changzhou .cz4-condition-folds summary{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:19px 0;font-size:16px;font-weight:700}
body.c3-changzhou .cz4-condition-folds p{font-size:14px;color:#536b83;line-height:1.85;padding:0 0 20px}
body.c3-changzhou .cz4-license-hero>.cz4-image{height:245px;clip-path:polygon(0 0,95% 0,100% 20%,100% 100%,0 100%)}
body.c3-changzhou .cz4-license-hero>.cz4-image img{object-position:center 65%}
body.c3-changzhou .cz4-license-feature{display:grid;grid-template-columns:1.25fr .75fr;border:1px solid #b1cce9;background:#fff;margin-bottom:50px}
body.c3-changzhou .cz4-license-feature>div{padding:35px 40px}
body.c3-changzhou .cz4-license-feature>.cz4-image{height:100%;min-height:330px}
body.c3-changzhou .cz4-license-rest>button{margin-bottom:25px}
body.c3-changzhou .cz4-license-record{border:1px solid #bbd1e9;background:#fff;margin-bottom:18px}
body.c3-changzhou .cz4-license-record summary{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:24px 32px}
body.c3-changzhou .cz4-license-record summary>div{min-width:0}
body.c3-changzhou .cz4-license-record summary h3{margin-top:10px!important}
body.c3-changzhou .cz4-license-record summary .cz4-symbol{color:#1767f2}
body.c3-changzhou .cz4-license-record-body{display:grid;grid-template-columns:1fr 260px;gap:42px;padding:0 32px 30px;border-top:1px solid #e6eef7}
body.c3-changzhou .cz4-license-record-body>.cz4-image{height:165px;margin-top:20px}
body.c3-changzhou .cz4-license-rest:has(.cz4-license-list:empty){display:none}
body.c3-changzhou .cz4-license-library:has(.cz4-license-list:empty) .cz4-license-feature{margin-bottom:0}
/* Article reading: shared contract, three deliberately separate arrangements. */
body.c3-changzhou .cz4-article-summary{font-size:16px;color:#536b83;line-height:1.9;overflow-wrap:anywhere}
body.c3-changzhou .cz4-article-meta{display:flex;flex-wrap:wrap;gap:7px 18px;font-size:12px;color:#657d95;margin-top:23px}
body.c3-changzhou .cz4-reading-tools{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}
body.c3-changzhou .cz4-reading-tools button[aria-pressed=true]{background:#1767f2;color:#fff;border-color:#1767f2}
body.c3-changzhou .cz4-start-title{display:grid;grid-template-columns:155px minmax(0,1fr) 265px;gap:35px;align-items:start;padding:24px 0 30px;border-top:2px solid #1767f2}
body.c3-changzhou .cz4-start-title h1{font-size:40px!important;line-height:1.4!important}
body.c3-changzhou .cz4-start-title>.cz4-kicker{margin-top:5px}
body.c3-changzhou .cz4-start-title .cz4-article-meta{display:block;margin-top:20px}
body.c3-changzhou .cz4-start-title .cz4-article-meta>*{display:block;margin-bottom:10px}
body.c3-changzhou .cz4-start-article>.cz4-image{height:290px;margin-top:29px}
body.c3-changzhou .cz4-start-reading{display:grid;grid-template-columns:250px minmax(0,800px);gap:50px;justify-content:center;align-items:start}
body.c3-changzhou .cz4-start-track{position:sticky;top:110px;min-width:0;border-left:3px solid #1767f2;padding:15px 0 15px 22px}
body.c3-changzhou .cz4-account-article{display:grid;grid-template-columns:.77fr 1.23fr;gap:52px;align-items:center;padding:15px 0 10px}
body.c3-changzhou .cz4-account-article>.cz4-image{height:465px;clip-path:polygon(0 0,100% 0,100% 91%,87% 100%,0 100%)}
body.c3-changzhou .cz4-account-article h1{font-size:44px!important;line-height:1.4!important}
body.c3-changzhou .cz4-account-article .cz4-article-summary{margin-top:24px}
body.c3-changzhou .cz4-account-chapters{border:1px solid #bdd3ea;border-top:3px solid #1767f2;background:#eaf3ff;padding:25px 30px;max-width:1000px;margin:0 auto 35px}
body.c3-changzhou .cz4-account-chapters [data-toc]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 25px}
body.c3-changzhou .cz4-license-title{padding-bottom:15px}
body.c3-changzhou .cz4-license-title .cz4-article-title{max-width:1080px;padding:20px 0 0}
body.c3-changzhou .cz4-license-title h1{font-size:48px!important;line-height:1.4!important}
body.c3-changzhou .cz4-license-title .cz4-article-summary{max-width:830px;margin-top:23px}
body.c3-changzhou .cz4-license-reading{display:grid;grid-template-columns:minmax(0,800px) 280px;gap:36px;justify-content:center;align-items:start}
body.c3-changzhou .cz4-license-guide{position:sticky;top:110px;background:#e6f0fc;min-width:0}
body.c3-changzhou .cz4-license-guide>.cz4-image{height:195px}
body.c3-changzhou .cz4-license-guide>div{padding:23px}
body.c3-changzhou .cz4-toc a{display:block;font-size:13px;line-height:1.75;padding:9px 12px;border-left:2px solid transparent;overflow-wrap:anywhere}
body.c3-changzhou .cz4-toc a[data-level="3"]{padding-left:23px;font-size:12px}
body.c3-changzhou .cz4-toc a[aria-current]{color:#125dce!important;background:#dbeafb;border-left-color:#1767f2}
body.c3-changzhou .cz4-return{display:inline-block;color:#155bbe!important;font-size:12px;font-weight:700;margin-top:23px}
body.c3-changzhou .cz4-paper{width:100%;max-width:800px;min-width:0;background:#fff;padding:40px;border-top:2px solid #acc8e7;box-shadow:0 16px 45px rgba(23,63,109,.045)}
body.c3-changzhou .cz4-centered{margin:0 auto}
body.c3-changzhou .cz4-prose{min-width:0;max-width:100%;font-size:18px!important;line-height:2!important;color:#203650;overflow-wrap:anywhere;word-break:normal}
body.c3-changzhou .cz4-prose :is(p,ul,ol,blockquote,figure,table){margin:1.25em 0!important}
body.c3-changzhou .cz4-prose :is(h1,h2,h3,h4,h5,h6){scroll-margin-top:110px!important;line-height:1.55!important;margin:1.8em 0 .7em!important;color:#123d70;letter-spacing:0}
body.c3-changzhou .cz4-prose h2{font-size:28px!important}
body.c3-changzhou .cz4-prose h3{font-size:23px!important}
body.c3-changzhou .cz4-prose img{display:block;max-width:100%!important;height:auto!important;margin:1.3em auto}
body.c3-changzhou .cz4-prose :is(video,iframe){max-width:100%}
body.c3-changzhou .cz4-prose a{text-decoration:underline!important;text-underline-offset:3px;color:#125dce!important}
body.c3-changzhou .cz4-prose :is(ul,ol){padding-left:1.5em}
body.c3-changzhou .cz4-prose blockquote{padding:19px 24px;background:#eef5fe;border-left:3px solid #619beb}
body.c3-changzhou .cz4-prose pre{max-width:100%;white-space:pre-wrap;overflow-wrap:anywhere;overflow:auto;padding:20px;background:#edf4fc;font-size:14px}
body.c3-changzhou .cz4-prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px}
body.c3-changzhou .cz4-prose :is(td,th){border:1px solid #bbcfe5;padding:10px;min-width:90px}
body.c3-changzhou .cz4-prose th{background:#edf4fc}
body.c3-changzhou .cz4-table-scroll{max-width:100%;overflow-x:auto;margin:25px 0}
body.c3-changzhou .cz4-table-scroll table{display:table;min-width:100%;width:auto}
body.c3-changzhou .cz4-article-end{display:flex;flex-wrap:wrap;justify-content:space-between;gap:15px;padding-top:30px;border-top:1px solid #d4e2f1;margin-top:40px;font-size:12px;color:#627991}
body.c3-changzhou .cz4-related{margin-top:70px}
body.c3-changzhou .cz4-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
body.c3-changzhou .cz4-related-note{min-width:0;background:white;border:1px solid #c6d9ef}
body.c3-changzhou .cz4-related-note>.cz4-image{height:180px}
body.c3-changzhou .cz4-related-note>div{padding:23px}
body.c3-changzhou .cz4-related-note h3{font-size:19px!important;line-height:1.7!important;margin-top:13px!important}
body.c3-changzhou .cz4-font-large .cz4-prose{font-size:21px!important}
body.c3-changzhou .cz4-focus :is(.cz4-promo,.cz4-related,.cz4-cross,.cz4-start-article>.cz4-image,.cz4-account-article>.cz4-image,.cz4-license-guide>.cz4-image){display:none!important}
body.c3-changzhou .cz4-focus .cz4-account-article{grid-template-columns:1fr;max-width:800px;margin:0 auto}
body.c3-changzhou .cz4-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
body.c3-changzhou .cz4-skip{position:fixed;top:-120px;left:20px;z-index:99999;padding:12px 20px;background:white;color:#125dce;border:2px solid #1767f2}
body.c3-changzhou .cz4-skip:focus{top:15px}
@media(max-width:1100px){
 body.c3-changzhou .cz4-start-title{grid-template-columns:135px minmax(0,1fr);gap:25px}
 body.c3-changzhou .cz4-start-title>div:last-child{grid-column:2}
 body.c3-changzhou .cz4-start-reading,body.c3-changzhou .cz4-license-reading{grid-template-columns:minmax(0,800px);gap:28px}
 body.c3-changzhou .cz4-start-track,body.c3-changzhou .cz4-license-guide{position:static}
 body.c3-changzhou .cz4-license-guide{grid-row:1;display:grid;grid-template-columns:230px minmax(0,1fr)}
 body.c3-changzhou .cz4-license-guide>.cz4-image{height:100%;min-height:190px}
 body.c3-changzhou .cz4-start-track [data-toc]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 20px}
 body.c3-changzhou .cz4-record-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 body.c3-changzhou .cz4-account-article{gap:35px}
 body.c3-changzhou .cz4-account-article h1{font-size:37px!important}
 body.c3-changzhou .cz4-license-desk{gap:35px}
 body.c3-changzhou .cz4-start-stage>.cz4-image{height:410px}
}
@media(max-width:760px){
 body.c3-changzhou .cz4-shell{width:calc(100% - 36px)}
 body.c3-changzhou main[data-city=changzhou] [id]{scroll-margin-top:90px}
 body.c3-changzhou main[data-city=changzhou] h1{font-size:36px!important;line-height:1.3!important}
 body.c3-changzhou main[data-city=changzhou] h2{font-size:27px!important}
 body.c3-changzhou main[data-city=changzhou] h3{font-size:22px!important}
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 body.c3-changzhou .cz4-license-guide>div{padding:21px}
 body.c3-changzhou .cz4-paper{padding:26px 21px;box-shadow:none}
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 body.c3-changzhou .cz4-prose blockquote{padding:16px 18px}
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 body.c3-changzhou .cz4-related{margin-top:45px}
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 body.c3-changzhou .cz4-related-note>.cz4-image{height:205px}
 body.c3-changzhou .cz4-related-note>div{padding:23px}
}
@media(prefers-reduced-motion:reduce){
 html:has(body.c3-changzhou){scroll-behavior:auto!important}
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}
