.save-article[data-astro-cid-46qinrn6]{flex-wrap:wrap;align-items:center;gap:.75rem 1rem;margin:1.25rem 0;display:flex}.save-article[data-astro-cid-46qinrn6] button[data-astro-cid-46qinrn6][aria-pressed=true]{background:var(--green,#1f6652);color:#fff}.save-status[data-astro-cid-46qinrn6]:not(:empty){flex-basis:100%;max-width:45rem}.reader-guide{border:1px solid #c6d4c8;border-left:3px solid var(--accent);overflow-wrap:anywhere;background:#edf1e8;border-radius:.3rem .8rem .8rem .3rem;min-width:0;max-width:58rem;margin:1.3rem 0 1.5rem;padding:1.2rem 1.4rem}.reader-guide-kicker{color:var(--accent-dark);letter-spacing:.035em;margin:0 0 .35rem;font-size:.76rem;font-weight:700}.reader-guide-question{font-family:var(--serif);max-width:60ch;color:var(--ink);text-wrap:pretty;margin:0;font-size:clamp(1.15rem,2vw,1.45rem);line-height:1.55}.reader-guide-details{min-width:0;margin-top:.75rem}.reader-guide-details>summary{width:fit-content;max-width:100%;min-height:2.75rem;color:var(--accent-dark);cursor:pointer;padding:.35rem .15rem;font-size:.82rem;font-weight:650;line-height:1.6}.reader-guide-details>summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:.2rem}.reader-guide-detail{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:1rem 2rem;padding-top:.7rem;display:grid}.reader-guide-pointers,.reader-guide-context{min-width:0}.reader-guide-pointers h2,.reader-guide-context dt{font:700 .83rem/1.6 var(--sans);letter-spacing:0;color:var(--ink);margin:0 0 .35rem}.reader-guide-pointers ul{margin:0;padding-left:1.15rem;font-size:.88rem;line-height:1.75}.reader-guide-pointers li+li{margin-top:.3rem}.reader-guide-context{align-content:start;gap:.8rem;margin:0;display:grid}.reader-guide-context dd{color:#4e5f54;margin:0;font-size:.86rem;line-height:1.75}.reader-guide-evidence{color:#43554a;border-top:1px solid #c6d4c8;grid-column:1/-1;grid-template-columns:auto minmax(0,1fr);gap:.3rem .8rem;margin:0;padding-top:.9rem;font-size:.82rem;line-height:1.75;display:grid}.reader-guide-evidence strong{color:var(--ink);font-weight:700}@media (width<=767px){.reader-guide{margin:1rem 0 1.2rem;padding:1rem}.reader-guide-question{font-size:1.15rem;line-height:1.65}.reader-guide-detail{grid-template-columns:minmax(0,1fr);gap:1rem}.reader-guide-evidence{grid-template-columns:minmax(0,1fr)}.reader-guide-details>summary{font-size:.8rem}}@media print{.reader-guide{break-inside:avoid;background:0 0;border-color:#aaa}.reader-guide-details>summary{color:#111}}.reading-position{border:1px solid var(--line);background:var(--surface);overflow-wrap:anywhere;border-radius:6px;max-width:58rem;margin-top:1rem;padding:.9rem 1rem;font-size:.82rem;line-height:1.65}.reading-position p{margin:0}.reading-position-actions{flex-wrap:wrap;gap:.6rem;margin-top:.6rem;display:flex}.reading-position-actions:not(:has(button:not([hidden]))){display:none}.reading-position [hidden]{display:none!important}.reading-position .button{min-height:2.75rem;padding:.45rem .75rem;font-size:.8rem}.reading-position .small:empty{display:none}.reading-position .small:not(:empty){margin-top:.5rem}.reader-print-url{display:none}@media print{.reading-position{display:none!important}}@page{size:A4;margin:16mm 15mm 18mm}@media print{html,body{color:#111!important;scroll-behavior:auto!important;background:#fff!important;font-size:11pt!important}.site-header,.site-footer,.header-tools,.reader-breadcrumbs,.reader-aside,.reader-mobile-toc,.reader-article-tools,.reading-position,.reader-related,.reader-article-paths,.reader-image-dialog,.reader-article-footer>.reader-inline-links,.reader-article-footer>.actions,.reader-article-footer>.reader-tags{display:none!important}.reader-article-head,.reader-layout,.reader-main,.reader-article-head>.container{width:auto!important;min-width:0!important;max-width:none!important;margin:0!important;padding:0!important;display:block!important;overflow:visible!important}.reader-article-head{border:0!important;margin-bottom:7mm!important}.reader-article-head h1{break-after:avoid-page;max-width:none;margin:2mm 0 4mm;font-size:22pt;line-height:1.25}.reader-article-head .eyebrow{margin:0 0 2mm;font-size:9pt}.reader-article-dates{color:#333;gap:2mm 5mm;font-size:9pt}.reader-print-url{font:8pt/1.5 var(--sans);overflow-wrap:anywhere;margin:3mm 0!important;display:block!important}.reader-guide{border:1px solid #aaa;margin:4mm 0;padding:3mm;font-size:10pt;break-inside:auto!important;background:0 0!important}.reader-guide-question{font-size:12pt;line-height:1.5}.reader-guide-kicker{font-size:8pt}.reader-guide-detail{display:block}.reader-guide-pointers,.reader-guide-context,.reader-guide-evidence{margin-top:2mm;font-size:9pt;line-height:1.6}.reader-guide-pointers ul,.reader-guide-context dd,.reader-guide-context dt,.reader-guide-pointers h2,.reader-guide-evidence{font-size:9pt;line-height:1.6}.reader-guide-details>summary{display:none}.reader-guide-details::details-content{content-visibility:visible!important;display:block!important}.reader-guide-details>:not(summary){display:block!important}.prose.reader-prose,.prose.reader-prose[lang=zh-Hant]{color:#111;width:auto;max-width:none;font-size:11pt;line-height:1.65;overflow:visible}.reader-prose h2{break-after:avoid-page;margin-top:7mm;font-size:16pt;line-height:1.35}.reader-prose h3{break-after:avoid-page;font-size:13pt}.reader-prose h4{break-after:avoid-page;font-size:11pt}.reader-prose p,.reader-prose li{orphans:3;widows:3}.reader-prose a{color:#111;text-decoration:underline}.reader-prose figure,.reader-prose .article-figure{break-inside:avoid-page;margin:5mm 0}.reader-prose figure img,.reader-prose .article-figure img{object-fit:contain;border:0;max-height:190mm;margin-inline:auto;display:block;width:auto!important;max-width:100%!important;height:auto!important}.reader-prose figcaption{break-before:avoid-page;max-width:none;font-size:9pt;line-height:1.5}.reader-image-button{box-shadow:none;background:0 0;border:0;margin-inline:auto;padding:0;display:block;width:auto!important}.reader-prose pre{white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;break-inside:auto;background:#fff;border:1px solid #bbb;max-width:100%;padding:3mm;font-size:8.5pt;line-height:1.5;overflow:visible!important}.reader-prose pre code{white-space:inherit;overflow-wrap:inherit;word-break:inherit}.reader-prose pre,.reader-prose pre code,.reader-prose pre span{color:#111!important;background:#fff!important}.reader-prose table{table-layout:fixed;break-inside:auto;width:100%;max-width:100%;font-size:8.5pt;line-height:1.45;display:table!important;overflow:visible!important}.reader-prose thead{display:table-header-group}.reader-prose tfoot{display:table-footer-group}.reader-prose tr{break-inside:avoid-page}.reader-prose th,.reader-prose td{overflow-wrap:anywhere;word-break:normal;vertical-align:top;color:#111;border-color:#aaa;padding:1.5mm;white-space:normal!important;background:#fff!important}.reader-prose .math-expression--display,.reader-prose .katex-display{break-inside:avoid-page;max-width:100%;margin:3mm 0;padding:1mm 0;display:block;min-width:0!important;overflow:visible!important}.reader-prose .katex{white-space:nowrap;min-width:0!important;max-width:none!important;overflow:visible!important}.reader-prose table .katex{font-size:1em}.reader-prose .katex-display>.katex{margin-inline:auto;min-width:0!important}.reader-prose p>.katex,.reader-prose li>.katex{vertical-align:baseline;display:inline-block!important}.reader-article-footer{border-top:1px solid #aaa;max-width:none;margin-top:6mm;padding-top:3mm;font-size:9pt;display:block}.reader-mobile-sources{display:block!important}.reader-mobile-sources>.reader-topic-links{display:none}.reader-mobile-sources .reader-inline-links{display:block}.reader-mobile-sources .reader-inline-links a{overflow-wrap:anywhere;min-height:0;display:block}.reader-mobile-sources .reader-inline-links a:after{content:" (" attr(href) ")";font-size:8pt}}