/* Shared, system-font design for the app and its guides. */
:root{color-scheme:light;--ink:#1d1d1f;--muted:#646469;--green:#0066cc;--paper:#f5f5f7;--line:#dedee3;--orange:#9a4217;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;font-size:16px}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}button,input,select,textarea{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,.file-button:focus-within{outline:3px solid #0071e3;outline-offset:4px}a{color:var(--green);text-underline-offset:4px}[hidden]{display:none!important}
.site-header{position:sticky;top:0;z-index:3;background:#f5f5f7ed;backdrop-filter:blur(18px);max-width:1200px;margin:auto;min-height:76px;padding:12px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:baseline;gap:1px;font-size:1.15rem;font-weight:650;letter-spacing:-.04em;color:var(--ink);text-decoration:none;white-space:nowrap}.brand-dot{color:var(--green)}.site-nav{display:flex;align-items:center;gap:10px}.site-nav a{padding:12px 16px;border-radius:24px;text-decoration:none;color:var(--muted);font-size:.875rem;white-space:nowrap}.site-nav a[aria-current=page]{color:var(--ink);background:#e7e7ed;font-weight:600}.site-nav a:hover{color:var(--ink);background:#ebebef}.skip-link{position:absolute;top:8px;left:16px;transform:translateY(-180%);z-index:5;background:#fff;padding:12px 20px;border-radius:8px}.skip-link:focus{transform:none}
main{max-width:1120px;margin:auto;padding:0 24px 64px;min-height:calc(100vh - 160px)}main:focus{outline:none}.intro{text-align:center;padding:56px 0 40px;max-width:800px;margin:auto}.eyebrow{font-size:.875rem;font-weight:600;letter-spacing:.08em;margin:0 0 18px;color:var(--muted)}h1{font-size:clamp(2.6rem,5.5vw,4rem);line-height:1.08;letter-spacing:-.045em;margin:0 0 22px;font-weight:650}h2{font-size:1.65rem;letter-spacing:-.03em;margin:0 0 10px;font-weight:600}h3{font-size:1.05rem;margin:0;font-weight:600}p{line-height:1.65}.lede{font-size:1.15rem;color:var(--muted);max-width:600px;margin:0 auto;line-height:1.5}
.workspace{background:#fff;border:1px solid #e8e8ed;border-radius:24px;padding:32px;box-shadow:0 8px 32px #00000003}.section-top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.section-top p{margin:0;color:var(--muted);font-size:.875rem}.files{display:grid;grid-template-columns:1fr 1fr;gap:20px}.file-card{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fafafa}.file-heading{display:flex;align-items:center;gap:12px;margin-bottom:20px}.step{font-size:.8rem;font-weight:600;color:var(--muted);background:#ebebf0;border-radius:50%;width:28px;height:28px;display:grid;place-items:center}.file-button{display:flex;align-items:center;justify-content:center;min-height:84px;position:relative;border:1px dashed #aeb5c0;border-radius:12px;color:var(--green);font-weight:500;background:#fff;cursor:pointer}.file-button:hover{background:#f1f6ff}.file-button input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.file-status{font-size:.875rem;color:var(--muted);margin:12px 0 0;overflow-wrap:anywhere}.mapping{display:grid;gap:12px;margin-top:18px}.mapping label,.settings label{display:flex;flex-direction:column;gap:8px;font-size:.875rem;color:var(--muted)}select,input[type=search]{border:1px solid #b9b9c1;background:#fff;border-radius:10px;min-height:44px;padding:10px 12px;color:var(--ink);max-width:100%;width:100%}.mapping select{font-size:.875rem}.settings{display:flex;gap:24px;align-items:center;padding:26px 0}.settings>label{min-width:175px}.local-note{margin:0 0 0 auto;font-size:.875rem;color:var(--muted)}.confirmation{display:flex;align-items:flex-start;gap:12px;font-size:.875rem;color:var(--muted);line-height:1.6;max-width:850px}.confirmation input{margin:3px 0 0;accent-color:#0071e3;width:20px;height:20px;flex-shrink:0}.actions{display:flex;align-items:center;gap:12px;margin-top:24px;flex-wrap:wrap}.primary,.secondary,.quiet{display:inline-flex;align-items:center;justify-content:center;text-align:center;border-radius:24px;padding:11px 20px;min-height:44px;font-size:.875rem;font-weight:500;text-decoration:none}.primary{background:#0071e3;border:1px solid #0071e3;color:#fff}.primary:hover{background:#0066cc}.secondary{background:#fff;border:1px solid #babac2;color:var(--ink)}.secondary:hover{background:#f5f5f7}.quiet{border:1px solid transparent;background:transparent;color:var(--green)}.quiet:hover{background:#edf3fc}.hint{font-size:.875rem;color:var(--muted)}#error{background:#fff3ec;border:1px solid #ebc7b0;color:#8f3618;border-radius:12px;padding:14px 18px;margin:24px 0 0}
.results{margin-top:44px;scroll-margin-top:96px}.results .section-top{align-items:flex-end}.results .eyebrow{margin-bottom:12px}.export-actions{display:flex;gap:8px;flex-wrap:wrap}.stats{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.stat{padding:22px 18px;background:#fff;border:1px solid #e5e5ea;border-radius:16px}.stat strong{display:block;font-size:2rem;font-weight:600;letter-spacing:-.035em}.stat span{font-size:.875rem;color:var(--muted)}.stat.increase strong{color:var(--orange)}.stat.decrease strong{color:#246842}.stat.review{background:#fff5ea;border-color:#efdbbd}.review-note{background:#fff5ea;color:#753912;padding:14px 18px;border-radius:12px;font-size:.875rem}.toolbar{display:flex;align-items:center;gap:12px;margin:26px 0 16px}.search-label{width:260px}.toolbar select{min-width:160px}.toolbar>.hint{margin-left:auto}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px;background:#fff}table{border-collapse:collapse;width:100%;font-size:.875rem}th{text-align:left;white-space:nowrap;background:#eeeef2;font-size:.875rem;font-weight:600;padding:16px}td{border-top:1px solid #e8e8ed;padding:17px 16px;vertical-align:top;max-width:270px;overflow-wrap:anywhere}td:nth-child(1){font-family:ui-monospace,Consolas,monospace}td:nth-child(3),td:nth-child(4),td:nth-child(5){font-variant-numeric:tabular-nums;white-space:nowrap}td:last-child{color:var(--muted);min-width:160px;font-size:.875rem}.badge{font-size:.8rem;white-space:nowrap;border-radius:6px;padding:5px 8px;background:#eeeef2;display:inline-block}.badge.increase{color:#964419;background:#ffeddf}.badge.decrease{color:#1b6346;background:#e1f2e7}.badge.review{color:#843916;background:#ffe3c9}.change-up{color:#a54819}.change-down{color:#18664d}
.view-next{display:flex;justify-content:center;align-items:center;gap:24px;flex-wrap:wrap;margin:32px 0 0;font-size:.875rem}.view-back{margin:32px 0 24px;font-size:.875rem}.view-back a{text-decoration:none}.view-back a:before{content:"‹";margin-right:8px}.bottom-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center;padding-top:8px}.bottom-grid p:not(.eyebrow){color:var(--muted)}.example{background:#1d1d1f;color:#fff;padding:30px;border-radius:24px}.example>span{font-size:.875rem;font-weight:600;letter-spacing:.07em;color:#c7c7cd}.example-values{display:flex;align-items:center;justify-content:space-between;margin:24px 0}.example-values b{font-weight:500;font-size:2.8rem;letter-spacing:-.04em}.example-values small{display:block;color:#bcbcc3;font-size:.875rem}.example-values>span{color:#bcbcc3;font-size:1.5rem}.example p{border-top:1px solid #4b4b50;padding-top:18px;margin:0}.example strong{color:#ffbc82;display:block;font-size:1.1rem}.example p span{font-size:.875rem;color:#d2d2d7}.resources{margin-top:28px;padding:32px;background:#fff;border:1px solid #e8e8ed;border-radius:24px}.resources p{max-width:850px;color:var(--muted)}.resources nav{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:.875rem}.resources nav a{display:inline-flex;align-items:center;min-height:44px}
footer{display:flex;justify-content:space-between;gap:20px;max-width:1200px;padding:26px 32px;margin:auto;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}footer a{color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.document{max-width:800px;padding:44px 24px}.document li{line-height:1.7;margin:12px 0}.document h1{font-size:2.6rem}.document h2{margin-top:36px}.guide .article-cta{color:#fff;text-decoration:none;font-size:1rem;line-height:1.5}.guide nav{margin-top:32px;border-top:1px solid var(--line)}.guide>.eyebrow{margin-top:36px}.guide table{min-width:500px}.guide caption{text-align:left;padding:12px 16px;color:var(--muted);font-size:.875rem}.guide section{margin-top:40px;padding-top:12px;border-top:1px solid var(--line)}.guide code{background:#e8e8ed;padding:2px 5px;overflow-wrap:anywhere}.guide li{padding-left:5px}#export-fallback{margin-top:20px;background:#edf3fc;border:1px solid #cbdcf3;padding:16px;border-radius:12px;font-size:.875rem}#export-fallback summary{cursor:pointer;color:var(--green)}#export-text{display:block;width:100%;margin-top:12px;padding:12px;font-family:monospace;font-size:.875rem;border:1px solid #babac2;border-radius:8px;resize:vertical}
@media(max-width:800px){.site-header{gap:12px;padding:12px 24px}.site-nav{gap:2px}.site-nav a{padding:12px}.intro{padding:44px 0 32px}.bottom-grid{gap:24px}.stats{grid-template-columns:repeat(3,1fr)}.settings{flex-wrap:wrap}.local-note{margin-left:0}.section-top{align-items:flex-start;flex-wrap:wrap}.actions .hint{width:100%}footer{flex-wrap:wrap}.toolbar{flex-wrap:wrap}.toolbar>.hint{margin-left:0}}
@media(max-width:600px){.site-header{padding:10px 18px 0;flex-wrap:wrap;gap:4px}.brand{order:0}.site-header>#language{order:1;padding:10px}.site-nav{order:2;width:100%;justify-content:center;margin:4px 0 12px;gap:6px}.site-nav a{flex:1;text-align:center;padding:12px 6px}main{padding:0 16px 44px}.intro{padding:36px 0 28px}.intro h1{font-size:2.6rem}.lede{font-size:1.05rem}.workspace{padding:22px 18px;border-radius:20px}.files,.bottom-grid{grid-template-columns:1fr}.file-card{padding:18px}.settings{gap:16px}.settings>label{min-width:0;width:100%}.stat{padding:18px 12px}.stat strong{font-size:1.7rem}.toolbar .search-label{width:100%}.section-top{gap:16px}footer{padding:24px 18px}.export-actions{width:100%}.export-actions button{flex-grow:1}.resources{padding:24px}.view-next{gap:16px;text-align:center}.bottom-grid{gap:28px}.example{padding:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{header,.skip-link,.intro,.workspace,.bottom-grid,footer,.toolbar,.export-actions,#more,#export-fallback,.resources,.view-next,.view-back{display:none!important}main{padding:0;max-width:none;min-height:0}.results{margin:0}body{background:#fff}.table-wrap{overflow:visible}table{font-size:10px}td,th{padding:7px}.stats{grid-template-columns:repeat(6,1fr)}.stat{padding:8px}.stat strong{font-size:18px}a{color:#000}.results .hint{font-size:10px}}