:root { color-scheme: light; --ink: #30343a; --heading: #20242a; --muted: #71767e; --line: #e2e5e8; --link: #4f6f8c; }
* { box-sizing: border-box; }
html { background: #fff; scroll-padding-top: 28px; }
body { margin: 0; padding: 48px 24px 100px; color: var(--ink); font: 18px/1.85 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans", "Microsoft YaHei", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
.report-site-nav { max-width: 960px; margin-inline: auto; font-size: 13px; }
.note { max-width: 780px; margin: 0 auto; }
.note-header { margin: 72px 0 42px; }
.note-kicker, .note-date, .source-note { color: var(--muted); font-size: 13px; }
.note-kicker { margin: 0 0 14px; letter-spacing: .04em; }
h1 { margin: 0 0 24px; font-size: clamp(34px, 4vw, 46px); font-weight: 600; letter-spacing: -.025em; line-height: 1.3; text-wrap: balance; }
h2 { margin: 64px 0 22px; color: var(--heading); font-size: 28px; font-weight: 600; line-height: 1.45; }
h3 { margin: 30px 0 16px; font-size: 21px; font-weight: 600; line-height: 1.5; }
p { margin: 0 0 22px; }
.lead { font-size: 20px; line-height: 1.85; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible, button:focus-visible { outline: 2px solid var(--link); outline-offset: 4px; }
strong { font-weight: 600; }
figure { width: min(960px, calc(100vw - 48px)); margin: 38px 0 42px 50%; transform: translateX(-50%); }
figure img { display: block; width: 100%; cursor: zoom-in; }
figcaption { margin-top: 14px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.table-scroll { overflow-x: auto; margin: 24px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.7; }
th, td { padding: 13px 15px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 500; border-top: 1px solid #c3cac2; color: var(--heading); }
th:first-child, td:first-child { padding-left: 0; }
td:not(:first-child) { font-variant-numeric: tabular-nums; }
tbody tr.emphasis { color: #4d6e2b; }
.caption { font-size: 14px; color: var(--muted); }
.formula { padding: 15px 0; margin: 24px 0; border-block: 1px solid var(--line); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 17px; text-align: center; }
.source-note { margin-top: 54px; padding-top: 20px; border-top: 1px solid var(--line); }
dialog { border: 0; padding: 48px 20px 20px; width: min(1440px, 96vw); max-width: 96vw; max-height: 94vh; background: white; }
dialog::backdrop { background: #202820b0; }
dialog img { display: block; width: 100%; max-width: 100%; max-height: none; margin: auto; }
dialog button { position: absolute; right: 18px; top: 12px; background: white; border: 1px solid var(--line); padding: 5px 10px; font-size: 13px; line-height: 1.5; font-family: inherit; cursor: pointer; }
@media (max-width: 640px) { body { padding: 24px 20px 60px; font-size: 17px; } .note-header { margin-top: 42px; } h2 { margin-top: 46px; font-size: 25px; } .lead { font-size: 18px; } figure { width: 100%; margin-left: 0; transform: none; } table { min-width: 540px; font-size: 13px; } }
@media print { body { padding: 0; font-size: 11pt; } .note-header { margin-top: 0; } figure { width: 100%; margin-left: 0; transform: none; break-inside: avoid; } .table-scroll { overflow: visible; } .figure-source-link, dialog { display: none; } }