:root{--brand:#1d4f91;--brand-soft:#eef3f9;--brand-line:#c3d2e6;--brand-deep:#173f74;--ink:#1f2937;--ink-2:#4b5563;--line:#d9dee5;--bg:#fff;--bg-2:#f5f7fa;--red:#b42318;--red-bg:#fef3f2;--amber:#93510a;--amber-bg:#fffaeb;--green:#067647;--green-bg:#ecfdf3;--radius:10px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:Noto Sans TC,PingFang TC,Heiti TC,Microsoft JhengHei,system-ui,sans-serif;font-size:17px;line-height:1.75}*{box-sizing:border-box}body{margin:0}#root{flex-direction:column;min-height:100vh;display:flex}h1,h2,h3{color:#111827;margin:0 0 .5em;line-height:1.4}h1{font-size:1.55rem}h2{font-size:1.25rem}h3{font-size:1.05rem}p{margin:0 0 .75em}a{color:var(--brand-deep)}a:focus-visible,button:focus-visible,summary:focus-visible,.chip:focus-within{outline-offset:2px;outline:3px solid #7fa0cc}.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 18px}.narrow{max-width:760px}.main{flex:1;padding:20px 0 48px}.stack-lg>*+*{margin-top:22px}.muted{color:var(--ink-2)}.small{font-size:.9rem}.site-header{border-bottom:1px solid var(--line);background:#fff}.header-row{align-items:center;gap:12px;padding-top:12px;padding-bottom:12px;display:flex}.brand-name{color:var(--brand-deep);font-size:1.05rem;font-weight:700;line-height:1.35}.brand-sub{color:var(--ink-2);font-size:.85rem}.site-footer{border-top:1px solid var(--line);background:var(--bg-2);color:var(--ink-2);padding:22px 0 28px}.powered{color:var(--ink);font-weight:500}.stepper{margin-bottom:18px}.stepper-count{color:var(--brand-deep);margin-bottom:8px;font-weight:700}.stepper ol{grid-template-columns:repeat(6,1fr);gap:4px;margin:0;padding:0;list-style:none;display:grid}.stepper li{color:var(--ink-2);flex-direction:column;align-items:center;gap:2px;font-size:.78rem;display:flex;position:relative}.stepper li:before{content:"";background:var(--line);z-index:0;width:100%;height:3px;position:absolute;top:14px;left:-50%}.stepper 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26px;font-size:1.08rem}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-deep)}.btn-outline{border-color:var(--brand);color:var(--brand-deep);background:#fff}.btn-outline:hover{background:var(--brand-soft)}.btn-text{color:var(--ink-2);text-decoration:underline}.nav-buttons{flex-wrap:wrap;justify-content:space-between;gap:12px;display:flex}.nav-buttons .btn-primary{flex:200px}@media (width>=640px){.nav-buttons .btn-primary{flex:none}}.hero{padding:8px 0}.hero h1{font-size:1.7rem}.hero .lead{font-size:1.08rem}.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:18px}@media (width>=640px){.card{padding:24px}}.card-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:6px;display:flex}.card-head h2{margin:0}.plain-ol{margin:0;padding-left:1.3em}.plain-ol li+li{margin-top:6px}.callout{background:var(--brand-soft);border-left:4px solid var(--brand);border-radius:6px;padding:12px 16px}.callout p:last-child{margin-bottom:0}.q-card{border:1px solid var(--line);border-radius:var(--radius);min-width:0;margin:0;padding:16px}.q-card legend{float:left;width:100%;margin-bottom:6px;padding:0;font-size:1.08rem;font-weight:700;line-height:1.55}.q-card legend+*{clear:both}.q-card.has-error{border-color:var(--red);background:var(--red-bg)}.q-no{color:var(--brand)}.q-hint{color:var(--ink-2);margin:0 0 10px;font-size:.93rem}.tag{background:var(--bg-2);border:1px solid var(--line);color:var(--ink-2);border-radius:999px;margin-bottom:8px;padding:1px 10px;font-size:.8rem;font-weight:700;display:inline-block}.chips{clear:both;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px;display:grid}.chips-3{grid-template-columns:repeat(3,1fr)}.chip{text-align:center;border:2px solid var(--line);border-radius:var(--radius);cursor:pointer;background:#fff;justify-content:center;align-items:center;min-height:50px;padding:8px 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14px;text-decoration:none;display:flex}.oc-red{border-top-color:var(--red)}.oc-yellow{border-top-color:#d9a40b}.oc-green{border-top-color:var(--green)}.oc-title{font-weight:700;line-height:1.4}.oc-sub{color:var(--ink-2);font-size:.85rem}.top3{border:2px solid var(--brand);background:var(--brand-soft)}.top-list{margin:0;padding-left:1.4em}.top-list li+li{margin-top:10px}.top-list li strong{display:block}.items{margin:0;padding:0;list-style:none}.item{border-top:1px solid var(--line);padding:12px 0}.item-head{align-items:flex-start;gap:10px;display:flex}.status{white-space:nowrap;border-radius:6px;flex:none;margin-top:3px;padding:1px 8px;font-size:.82rem;font-weight:700}.status-ok{color:var(--green);background:var(--green-bg)}.status-bad{color:var(--red);background:var(--red-bg)}.status-warn{color:var(--amber);background:var(--amber-bg)}.status-rec{color:var(--ink-2);background:var(--bg-2)}.item-req{font-weight:500}.item-detail{background:var(--bg-2);border-radius:8px;margin:8px 0 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