:root{color-scheme:light;--ink:#14171c;--ink-soft:#3c434e;--muted:#666e7b;--bg:#fff;--surface:#f7f8f6;--surface-strong:#eef0ec;--line:#e2e5e0;--line-strong:#cbd0c9;--accent:#234a6e;--accent-hover:#1a3a58;--accent-soft:#eef3f8;--warn-bg:#fff6e6;--warn-line:#e8c88a;--warn-ink:#6b4a10;--max:1080px;--gap:clamp(1.25rem, 4vw, 2rem);--radius:10px;--font-sans:system-ui, -apple-system, "Segoe UI", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", "Helvetica Neue", Arial, sans-serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--bg);color:var(--ink);font-family:var(--font-sans);letter-spacing:.01em;overflow-wrap:break-word;margin:0;font-size:1rem;line-height:1.8}h1,h2,h3,h4{letter-spacing:-.005em;margin:0 0 .6em;font-weight:650;line-height:1.4}h1{font-size:clamp(1.75rem,5vw,2.6rem);line-height:1.3}h2{font-size:clamp(1.3rem,3.4vw,1.7rem)}h3{font-size:clamp(1.08rem,2.6vw,1.2rem)}p{margin:0 0 1.1em}a{color:var(--accent);text-underline-offset:3px;text-decoration-thickness:1px}a:hover{color:var(--accent-hover)}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}img,svg{max-width:100%;height:auto}hr{border:0;border-top:1px solid var(--line);margin:0}ul,ol{margin:0 0 1.1em;padding-left:1.35em}li{margin-bottom:.4em}.container{width:100%;max-width:var(--max);padding-inline:var(--gap);margin-inline:auto}.section{padding-block:clamp(2.75rem,7vw,4.5rem)}.section--surface{background:var(--surface);border-block:1px solid var(--line)}.section__head{max-width:46rem;margin-bottom:2rem}.eyebrow{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 .75rem;font-size:.75rem}.lede{color:var(--ink-soft);font-size:clamp(1rem,2.2vw,1.12rem)}.muted{color:var(--muted)}.small{font-size:.9rem}.grid{gap:1rem;display:grid}@media (width>=640px){.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=860px){.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}}.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.25rem,3vw,1.75rem)}.card h3{margin-bottom:.4em}.card p:last-child{margin-bottom:0}.badge{font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);vertical-align:.18em;border:1px solid #d5e2ee;border-radius:999px;padding:.15rem .6rem;font-size:.7rem;display:inline-block}.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;justify-content:center;align-items:center;gap:.4rem;min-height:46px;padding:.6rem 1.35rem;font-size:.98rem;font-weight:600;text-decoration:none;transition:background-color .15s;display:inline-flex}.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}.btn--ghost{color:var(--ink);border-color:var(--line-strong);background:0 0}.btn--ghost:hover{background:var(--surface-strong);color:var(--ink);border-color:var(--line-strong)}.btn-row{flex-wrap:wrap;gap:.75rem;margin-top:1.5rem;display:flex}.pending{font-family:var(--font-mono);color:var(--warn-ink);background:var(--warn-bg);border:1px dashed var(--warn-line);border-radius:6px;padding:.1rem .5rem;font-size:.85rem;display:inline-block}.datatable{border-collapse:collapse;width:100%;font-size:.96rem}.datatable th,.datatable td{text-align:left;vertical-align:top;border-bottom:1px solid var(--line);padding:.75rem .5rem}.datatable th{width:11rem;color:var(--ink-soft);white-space:nowrap;font-weight:600}.datatable tr:last-child th,.datatable tr:last-child td{border-bottom:0}@media (width<=560px){.datatable,.datatable tbody,.datatable tr,.datatable th,.datatable td{width:auto;display:block}.datatable th{color:var(--muted);border-bottom:0;padding-bottom:0;font-size:.85rem}.datatable td{padding-top:.15rem}}.checklist{gap:.75rem;margin:0;padding:0;list-style:none;display:grid}.checklist li{margin:0;padding-left:1.6rem;position:relative}.checklist li:before{content:"";background:var(--accent);border-radius:2px;width:.5rem;height:.5rem;position:absolute;top:.72em;left:.15rem}.skip-link{background:var(--ink);color:#fff;z-index:20;padding:.6rem 1rem;position:absolute;top:0;left:-9999px}.skip-link:focus{color:#fff;top:.5rem;left:.5rem}.site-header{border-bottom:1px solid var(--line);background:var(--bg)}.site-header__inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem 1.5rem;padding-block:.9rem;display:flex}.wordmark{letter-spacing:-.01em;color:var(--ink);white-space:nowrap;font-size:1.05rem;font-weight:680;text-decoration:none}.wordmark:hover{color:var(--ink)}.wordmark span{color:var(--accent)}.site-nav ul{flex-wrap:wrap;gap:.25rem 1.25rem;margin:0;padding:0;list-style:none;display:flex}.site-nav a{color:var(--ink-soft);padding:.35rem 0;font-size:.95rem;text-decoration:none;display:inline-block}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--accent)}.site-footer{border-top:1px solid var(--line);background:var(--surface);padding-block:clamp(2rem,5vw,3rem);font-size:.94rem}.site-footer__grid{gap:1.75rem;display:grid}@media (width>=760px){.site-footer__grid{grid-template-columns:1.4fr 1fr 1fr}}.site-footer h2{font-size:.78rem;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:.9rem;font-weight:600}.site-footer ul{gap:.5rem;margin:0;padding:0;list-style:none;display:grid}.site-footer a{color:var(--ink-soft);text-decoration:none}.site-footer a:hover{color:var(--accent);text-decoration:underline}.site-footer__legal{border-top:1px solid var(--line-strong);color:var(--muted);margin-top:2rem;padding-top:1.25rem;font-size:.85rem}.site-footer__legal p{margin:0 0 .3em}.prose{max-width:46rem}.prose h2{margin-top:2.25rem;padding-top:.25rem;font-size:1.2rem}.prose h2:first-of-type{margin-top:0}.prose h3{margin-top:1.5rem;font-size:1.02rem}.prose li{margin-bottom:.5em}.page-header{border-bottom:1px solid var(--line);padding-block:clamp(2.25rem,6vw,3.5rem) clamp(1rem,3vw,1.5rem)}.updated{color:var(--muted);font-size:.85rem}.hero{padding-block:clamp(3rem,9vw,6rem)}.hero h1{max-width:20ch}.hero .lede{max-width:42rem}