:root{color-scheme:only light;--paper:#F0EAD9;--paper-2:#E8E0CC;--ink:#1C1913;--ink-dim:#4F483B;--ink-faint:#696251;--hair:#CFC5AE;--hair-soft:#DFD7C2;--plate:#131210;--plate-fg:#F2ECDC;--plate-dim:#968E7C;--plate-hair:#2E2B26;--accent:#A03A22;--accent-rev:#D45633;--ring-1:#3D6949;--ring-2:#3E6B8A;--ring-3:#A0632B;--ring-v:#6E6A5F;--state-refused:#A03A22;--state-absent:#68604F;--state-unavailable:#7E5227;--serif:"Songti TC", "Noto Serif TC", "Noto Serif CJK TC", "Source Han Serif TC", "PMingLiU", "MingLiU", "Times New Roman", serif;--sans:"PingFang TC", "Noto Sans TC", "Noto Sans CJK TC", "Microsoft JhengHei", sans-serif;--mono:ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "DejaVu Sans Mono", "Liberation Mono", "PingFang TC", "Noto Sans CJK TC", "Microsoft JhengHei", monospace;--s1:.5rem;--s2:1.15rem;--s3:2rem;--s4:3.5rem;--s5:5.5rem;--s6:8rem;--print-bg:#FFFFFF;--print-fg:#000000;--stratum-2:#35322B;--stratum-3:#5C5648;--stratum-4:#D2C9B1;--on-accent:#FFFFFF;--zebra:rgba(0, 0, 0, .04);--scroll-shadow:rgba(28, 25, 19, .22);--fs-subhead:1.25rem;--fs-lead:1.1875rem;--fs-body:1.125rem;--fs-aside:1.0625rem;--fs-note:.95rem;--fs-small:.875rem;--lh-body:1.8;--lh-note:1.7;--lh-label:1.5;--lh-head:1.4;--measure-cjk:38em;--gap-related:.35rem;--gap-group:1rem;--pad-card:1.1rem 1.25rem 1.2rem;--pad-panel:1rem 1.25rem 1.25rem;--serif-latin:"Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", "Liberation Serif", "DejaVu Serif", "Songti TC", "Noto Serif TC", "Noto Serif CJK TC", "Source Han Serif TC", serif;--fx-ink:var(--ink);--fx-dim:var(--ink-faint);--fx-hi:var(--accent);--fx-hi-wash:rgba(160, 58, 34, .07);--fx-face:var(--serif-latin);--fx-num:var(--serif-latin);--serif-num:Palatino, "Palatino Linotype", "Book Antiqua", "Times New Roman", "Liberation Serif", "DejaVu Serif", serif;--selected-bg:var(--paper-2);--selected-frame:var(--ink);--selected-mark:var(--accent);--selected-mark-w:3px;--disclosure-color:var(--ink-dim);--pad:4.5rem;--measure:36em;--wrap:1160px;--radius:2px;--bp-narrow:900px;--bp-mobile:640px}@media (max-width:640px){:root{--fs-subhead:1.1875rem;--fs-lead:1.125rem;--fs-body:1.0625rem;--fs-aside:1rem;--fs-note:.9375rem}}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:var(--fs-body);line-height:var(--lh-body)}h1,h2,h3,.eyebrow{text-wrap:balance}h1,h2,h3{word-break:keep-all;overflow-wrap:anywhere}@media (max-width:40rem){h1,h2,h3{word-break:normal;line-break:strict;overflow-wrap:break-word}}.skip-link{position:fixed;z-index:1000;top:var(--s2);left:var(--s2);padding:.55rem .75rem;background:var(--paper);color:var(--ink);border:2px solid 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""}header{background:var(--plate);color:var(--plate-fg);border-bottom:1px solid var(--plate-hair)}header .wrap{display:flex;align-items:center;flex-wrap:wrap;gap:.6rem var(--s3);min-height:78px}.brand{font-family:var(--serif);font-size:1.45rem;letter-spacing:.18em}.brand small{font-family:var(--serif);font-size:var(--fs-note);letter-spacing:.3em;color:var(--plate-dim);margin-left:.7rem}section{padding:var(--s5) 0;border-top:1px solid var(--hair-soft)}h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.55rem,2.6vw,1.9rem);line-height:var(--lh-head);letter-spacing:.02em;margin:var(--s2) 0 var(--s3)}.page-body h3{font-family:var(--sans);font-weight:700;font-size:var(--fs-lead);line-height:1.55;letter-spacing:0}p{max-width:var(--measure);color:var(--ink-dim)}.cta{padding:var(--s5) 0 var(--s6);display:grid;grid-template-columns:1fr auto;gap:var(--s4);align-items:end}.cta h2{margin-bottom:var(--s1);max-width:24rem}footer{border-top:1px solid var(--ink);padding:var(--s3) 0 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var(--ring-v) 75% 100%)}.site-nav{margin-left:auto;display:flex;align-items:center;gap:1.25rem;flex-wrap:wrap}.site-nav a{color:var(--plate-dim);text-decoration:none;font-size:var(--fs-note);white-space:nowrap}@media (hover:hover){.site-nav a:hover{color:var(--plate-fg)}}.site-nav a.nav-cta{background:var(--paper);color:var(--plate);padding:.5rem 1.15rem;margin-left:.6rem}@media (hover:hover){.site-nav a.nav-cta:hover{background:var(--accent-rev);color:var(--paper)}}.site-nav a.nav-cta[aria-current="page"]{background:transparent;color:var(--plate-fg);box-shadow:inset 0 0 0 1px var(--plate-hair)}.sitemap{padding-top:var(--s4);padding-bottom:var(--s3)}footer .sitemap{display:grid;grid-template-columns:repeat(3, minmax(0, 1fr));gap:var(--s3)}.sitemap-col{display:flex;flex-direction:column;gap:.4rem}.sitemap-col h2{font-family:var(--sans);font-size:var(--fs-small);letter-spacing:0;color:var(--ink-faint);margin:0 0 .3rem;font-weight:400}.sitemap-col 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.3rem;padding:0;background:none;font-family:var(--serif-num);font-size:var(--fs-lead);font-weight:400;font-style:normal;line-height:var(--lh-head);letter-spacing:0;color:var(--accent);text-align:left}.page-body:not(.article)>section:first-child{padding:0 0 var(--s4);margin:0;border:0;border-bottom:1px solid var(--hair)}.ds-hero .lede,.ds-hero .ds-note,.ds-hero p{max-width:var(--text-measure)}.spec-scroll{--scroll-cover:var(--paper);background:linear-gradient(to left, var(--scroll-cover) 2rem, transparent) right center / 4rem 100% no-repeat local, linear-gradient(to left, color-mix(in srgb, var(--ink) 35%, transparent), transparent) right center / 2rem 100% no-repeat scroll}@media print{.spec-scroll{background:none}}@media (max-width:48rem){:is(.ar-scroll,.spec-scroll) :is(th,td):not(.n,.num,.mono){min-width:6.5em}:is(.ar-scroll,.spec-scroll) caption{position:sticky;left:0;max-width:calc(100vw - 3.5rem);box-sizing:border-box}}figcaption,caption{text-wrap:pretty}@media (forced-colors: 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