@font-face{font-family:"Noto Sans TC";src:url("fonts/NotoSansTC.ttf") format("truetype");font-style:normal;font-weight:100 900;font-display:swap}
:root{--gold:#AD7C08;--link:#8A6206;--ink:#34372F;--cream:#FBF7EE;--soft:#F6EBCF;--muted:#6B6E66;--line:#E8E2D2;--header:68px;--mark-size:28px;--mark-bg:#AD7C08;--mark-ink:#fff}
*{box-sizing:border-box}html{scroll-padding-top:90px;scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:16px/1.8 "Noto Sans TC","Microsoft JhengHei",sans-serif}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--gold);outline-offset:4px}button{color:var(--ink)}[hidden]{display:none!important}.sr-only,.skip-link:not(:focus){position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link:focus{position:fixed;z-index:100;background:#fff;padding:8px 16px}
.topbar{height:var(--header);display:flex;align-items:center;gap:22px;padding:0 28px;position:sticky;top:0;background:rgba(255,255,255,.98);z-index:40;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);flex:none;line-height:1.2;white-space:nowrap}.brand-logo{display:block;height:30px;width:auto;flex:none}.brand:hover{text-decoration:none}.brand strong{font-size:17px;font-weight:700}.brand strong span{color:var(--link)}.brand-divider{height:22px;width:1px;background:#d8cfba}.search{margin-left:auto;max-width:490px;flex:1;position:relative;display:flex;align-items:center;background:var(--cream);border:1px solid var(--line);border-radius:8px}.search-icon{margin-left:13px;font-size:24px;line-height:1;color:var(--muted)}.search input{background:transparent;min-width:0;width:100%;height:40px;border:0;padding:0 10px;font-size:13px;color:var(--ink)}.search input:focus{outline:none}.search:focus-within{outline:2px solid var(--soft);border-color:var(--gold)}.search button{border:0;border-left:1px solid var(--line);background:none;padding:4px 12px;font-size:13px;color:var(--link);white-space:nowrap}.search-results{position:absolute;top:calc(100% + 10px);right:0;left:0;max-height:min(65vh,540px);overflow:auto;background:#fff;box-shadow:0 12px 40px #34372f21;border:1px solid var(--line);border-radius:9px}.search-results p{margin:0;padding:10px 16px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.search-results ul{margin:0;padding:0;list-style:none}.search-results a{display:block;padding:12px 16px;border-bottom:1px solid #f1ede3;color:var(--ink);overflow-wrap:anywhere}.search-results a:hover,.search-results a:focus{background:var(--cream);text-decoration:none}.search-results strong{display:block;font-size:15px;color:var(--link)}.search-results small,.search-results .excerpt{display:block;font-size:12px;line-height:1.7;color:var(--muted)}mark{background:var(--soft);color:inherit}.menu-btn{display:none}.nav-overlay{border:0;background:#34372f66;position:fixed;inset:var(--header) 0 0;z-index:48}
.layout{display:grid;grid-template-columns:264px minmax(0,1fr) 208px;min-height:calc(100vh - var(--header))}.sidebar{background:var(--cream);border-right:1px solid var(--line);padding:25px 15px 32px;height:calc(100vh - var(--header));position:sticky;top:var(--header);overflow:auto}.version{font-size:12px;display:flex;align-items:center;gap:8px;color:var(--muted);margin:0 11px 22px}.version-dot{height:6px;width:6px;border-radius:50%;background:var(--gold);flex:none}.sidebar nav details{margin:3px 0}.sidebar summary{list-style:none;cursor:pointer;border-radius:7px;padding:8px 11px;display:flex;align-items:center;gap:12px;font-weight:500;font-size:14px}.sidebar summary::-webkit-details-marker{display:none}.sidebar summary:before{content:"";width:6px;height:6px;border-right:1.5px solid #918879;border-bottom:1.5px solid #918879;transform:rotate(-45deg);flex:none;transition:transform .15s}.sidebar details[open]>summary:before{transform:rotate(45deg)}.sidebar summary:hover{background:var(--soft)}.sidebar ul{margin:3px 0 12px;padding:0 0 0 25px;list-style:none}.sidebar li a{display:block;color:var(--ink);font-size:13px;padding:6px 11px;border-radius:4px}.sidebar li a[aria-current=page]{color:var(--link);background:#fff;font-weight:700;box-shadow:inset 3px 0 0 var(--gold)}.author-link{display:block;border-top:1px solid var(--line);margin:26px 10px 0;padding:18px 0 0;font-size:13px}.author-link span{float:right}
main{min-width:0;max-width:980px;width:100%;padding:30px 48px 72px;margin:0 auto;overflow-wrap:anywhere}.crumbs{display:flex;flex-wrap:wrap;gap:7px;color:var(--muted);font-size:12px;margin-bottom:29px}.crumbs a{color:var(--muted)}.article-kicker{font-size:11px;letter-spacing:1.3px;font-weight:700;color:var(--link);margin-bottom:10px}h1{font-size:32px;line-height:1.45;letter-spacing:.2px;margin:0 0 15px;font-weight:750}h2{font-size:22px;line-height:1.5;margin:36px 0 16px;padding-bottom:9px;border-bottom:1px solid var(--line);font-weight:650}h3{font-size:18px;line-height:1.6;margin:22px 0 8px}p{margin:10px 0 16px}.lead{font-size:16px;line-height:1.95;max-width:720px;color:#616458;margin:16px 0 25px}.meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:12px;color:var(--muted);padding-bottom:23px;border-bottom:1px solid var(--line);margin-bottom:25px}.tag{padding:2px 10px;border-radius:30px}.who,.ready{background:var(--soft);color:var(--link)}.draft{background:#f0eee8;color:#716a58}.home-notice{background:var(--cream);border:1px solid var(--line);border-radius:9px;padding:14px 18px;display:flex;align-items:flex-start;gap:12px;font-size:13px}.home-notice p{margin:0}.notice-icon{color:var(--link);font-size:17px}.category-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.category-card{display:flex;gap:14px;padding:19px 18px;border:1px solid var(--line);border-radius:9px;color:var(--ink);transition:background .15s,border-color .15s}.category-card:hover{background:var(--cream);border-color:#c5a967;text-decoration:none}.category-number{font-size:12px;letter-spacing:1px;color:#a3977a;padding-top:6px}.category-card h3{font-size:16px;font-weight:600;margin:0 0 5px}.category-card p{font-size:12px;color:var(--muted);line-height:1.8;margin:0 0 12px}.category-card small{font-size:11px;color:var(--link)}.category-card small span{margin-left:10px}.search-suggestions{display:flex;flex-wrap:wrap;gap:8px}.search-suggestions button{border:1px solid var(--line);background:var(--cream);border-radius:5px;font-size:13px;padding:7px 12px;color:var(--link)}
.toc{padding:32px 20px 25px 4px;position:sticky;top:var(--header);height:calc(100vh - var(--header));overflow:auto;font-size:12px}.toc>p{font-size:12px;font-weight:600;margin:0 0 12px;color:var(--muted)}.toc>a{display:block;color:var(--muted);padding:5px 0 5px 12px;border-left:2px solid var(--line);line-height:1.6}.toc>a.on,.toc>a:hover{border-left-color:var(--gold);color:var(--link);text-decoration:none}.toc>a.toc-level-3{padding-left:22px;font-size:11px}.toc-help{font-size:11px;color:#918b7d;line-height:1.9;margin-top:28px;padding-left:12px}.mobile-toc{display:none}.callout{padding:14px 18px;border-left:4px solid;border-radius:7px;margin:20px 0;font-size:14px}.callout>strong{display:block;margin-bottom:5px}.callout p:last-child{margin-bottom:0}.tip{background:#EEF5FF;border-color:#3B7DDD}.tip>strong{color:#2462B8}.note{background:#FFF7E3;border-color:var(--gold)}.note>strong{color:var(--link)}.warning{background:#FDEEEE;border-color:#C0392B}.warning>strong{color:#A93226}.step{margin:24px 0}.step h3{display:flex;gap:12px;align-items:baseline}.step-no{background:var(--gold);color:#fff;font-size:14px;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;flex:none}.step>p{margin-left:42px}.annotated-shot{margin:20px 0 30px}.shot-frame{position:relative;border:1px solid var(--line);border-radius:9px;background:#f3f1ea;line-height:0}.shot-frame img{display:block;width:100%;height:auto;border-radius:9px}.ann-num{position:absolute;transform:translate(-50%,-50%);width:var(--mark-size);height:var(--mark-size);display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--mark-bg);color:var(--mark-ink);font-size:14px;font-weight:800;line-height:1;border:2px solid #fff;box-shadow:0 1px 5px #0005;text-decoration:none;z-index:1}.ann-num:hover{background:var(--link);text-decoration:none}.ann-num:focus-visible{outline-offset:2px}.annotated-shot figcaption{color:var(--muted);font-size:12px;margin:10px 0}.shot-notes{padding:0;list-style:none;margin:12px 0}.shot-notes li{display:flex;align-items:flex-start;gap:10px;padding:8px;border-radius:5px;font-size:14px}.shot-notes li:target{background:var(--soft);outline:1px solid var(--gold)}.note-number{display:inline-flex;align-items:center;justify-content:center;width:25px;height:25px;border-radius:50%;background:var(--soft);color:var(--link);font-weight:700;flex:none;font-size:12px}.faq-item{margin:10px 0;border:1px solid var(--line);padding:0 16px;border-radius:8px}.faq-item summary{cursor:pointer;font-weight:500;padding:12px 0;font-size:14px}.faq-item p{font-size:14px}.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.related a,.pager a{display:block;border:1px solid var(--line);border-radius:8px;padding:14px 16px;color:var(--ink);font-size:14px}.related a:hover,.pager a:hover{border-color:var(--gold);text-decoration:none}.related small,.pager small{display:block;color:var(--muted);font-size:11px;margin-bottom:6px}.related span{float:right;color:var(--link)}.pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:32px}.next{text-align:right}.feedback{margin-top:30px;padding:18px 20px;background:var(--cream);border-radius:8px;display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px}.feedback button{background:#fff;border:1px solid var(--line);border-radius:20px;margin-right:6px;padding:6px 12px;font-size:12px}.feedback button[aria-pressed=true]{border-color:var(--gold);color:var(--link);background:var(--soft)}.feedback-status{display:block;width:100%;font-size:12px;color:var(--muted)}code{font-family:ui-monospace,Consolas,monospace;background:#f2efe7;padding:2px 5px;border-radius:4px;font-size:.85em;overflow-wrap:anywhere}pre{padding:15px 18px;background:#f6f4ee;border:1px solid var(--line);border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.75}pre code{background:none;padding:0}table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:13px}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:anywhere}th{background:var(--cream)}.table-wrap{max-width:100%;margin:16px 0}article ul,article ol{padding-left:24px}footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding:22px 30px;font-size:11px;color:var(--muted)}
@media(min-width:1700px){.layout{grid-template-columns:280px minmax(0,1fr) 240px}main{padding-left:60px;padding-right:60px}}@media(max-width:1100px){.layout{grid-template-columns:236px minmax(0,1fr)}.toc{display:none}main{padding:26px 32px 60px}.mobile-toc{display:block;background:var(--cream);padding:10px 15px;border-radius:7px;margin:18px 0}.mobile-toc summary{cursor:pointer;font-size:13px}.mobile-toc a{display:block;font-size:13px;margin:7px 0}.topbar{gap:15px;padding:0 20px}.brand strong{font-size:17px}}
@media(max-width:760px){:root{--header:118px;--mark-size:24px}html{scroll-padding-top:135px}.topbar{height:var(--header);display:grid;grid-template-columns:auto 1fr;grid-template-rows:56px 46px;gap:0 12px;padding:0 16px 12px}.menu-btn{display:block;border:1px solid var(--line);background:#fff;border-radius:6px;padding:5px 10px;font-size:13px;height:35px}.brand{justify-self:end;gap:10px}.brand strong{font-size:15px}.brand-logo,.brand-divider{display:none}.search{grid-column:1/-1;margin:0;width:100%;max-width:none;align-self:end}.search input{font-size:12px;padding-left:7px;height:39px}.search-icon{margin-left:10px}.search-results{position:fixed;top:114px;left:16px;right:16px;max-height:60vh}.layout{display:block}.sidebar{position:fixed;top:var(--header);left:0;z-index:49;width:min(86vw,320px);height:calc(100dvh - var(--header));transform:translateX(-102%);visibility:hidden;transition:transform .18s,visibility .18s;box-shadow:4px 0 20px #34372f1a}.nav-open .sidebar{transform:translateX(0);visibility:visible}.nav-open{overflow:hidden}main{padding:22px 20px 48px;max-width:100%}.crumbs{margin-bottom:24px;font-size:11px;gap:4px}h1{font-size:27px;line-height:1.5}h2{font-size:20px;margin-top:30px}h3{font-size:17px}.article-kicker{font-size:10px}.lead{font-size:14px;line-height:1.95;margin-bottom:20px}.meta{font-size:11px;gap:7px 12px}.category-grid{grid-template-columns:1fr;gap:10px}.category-card{padding:17px 16px;gap:14px}.category-card h3{font-size:16px}.category-card p{font-size:13px}.category-card small{font-size:12px}.home-notice{padding:12px 15px}.related,.pager{grid-template-columns:1fr}.pager>span{display:none}.pager .next{text-align:left}.step>p{margin-left:0}.step-no{width:28px;height:28px}.shot-notes li{font-size:13px;padding:7px 0}.ann-num{font-size:12px}.feedback{padding:16px;gap:10px}.feedback strong{width:100%}footer{padding:20px;display:block;line-height:2.2}footer>*{display:block}.callout{padding:12px 14px;font-size:13px}th,td{padding:8px 6px;font-size:12px}pre{font-size:11px;padding:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* 與 sample-v2 共用的標註視覺：原圖、金色重點框、編號、圖下說明。 */
:root{--mark-size:26px}
.image-stage{position:relative;isolation:isolate;line-height:0}
.image-open{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:9px;background:transparent;cursor:zoom-in;z-index:1}
.image-open:focus-visible{outline-offset:-3px}
.focus-box{position:absolute;border:2px solid #D4A425;border-radius:5px;box-shadow:0 0 0 1px rgba(255,255,255,.65);pointer-events:none}
.pin{position:absolute;display:grid;place-items:center;transform:translate(-50%,-50%);width:var(--mark-size);height:var(--mark-size);border-radius:50%;background:var(--mark-bg);color:var(--mark-ink);border:2px solid #fff;box-shadow:0 1px 4px rgba(40,30,0,.3);font:700 15px/1 "Noto Sans TC","Microsoft JhengHei",sans-serif;z-index:2}
.figure-notes{list-style:none!important;padding:0!important;margin:9px 0 0;display:grid;gap:8px;font-size:14px;color:var(--ink)}
.figure-notes li{display:grid;grid-template-columns:23px minmax(0,1fr);gap:8px;padding:0;font-size:14px}
.note-no{display:inline-grid;place-items:center;width:22px;height:22px;margin-top:2px;border-radius:50%;background:var(--soft);color:var(--link);font-size:13px;font-weight:700}
.zoom-hint{white-space:nowrap;color:var(--link)}
.annotated-shot figcaption>p{margin:8px 0 9px}
.lightbox{border:1px solid var(--line);padding:0;border-radius:10px;width:calc(100vw - 32px);max-width:1440px;max-height:calc(100dvh - 32px);color:var(--ink);background:#fff;overflow:hidden}
.lightbox::backdrop{background:rgba(20,25,22,.75)}
.lightbox-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:12px 16px;border-bottom:1px solid var(--line)}
.lightbox-head strong{flex:1;min-width:150px;font-size:15px}
.lightbox-head button{border:1px solid var(--line);border-radius:6px;padding:8px 14px;background:#fff;font-size:14px;min-height:44px}
.lightbox-head small{flex-basis:100%;color:var(--muted);font-size:13px}
.lightbox-pan{overflow:auto;max-height:calc(100dvh - 190px);padding:12px;background:var(--cream);overscroll-behavior:contain}
.lightbox .image-stage{width:max(100%,var(--natural-width));max-width:none;background:#fff}
.lightbox .pin{width:30px;height:30px;font-size:17px}
.image-view-open{overflow:hidden}
@media(max-width:760px){:root{--mark-size:22px}.pin{font-size:13px}.focus-box{border-width:1.5px}}