* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; color: #232b36; background: #f6f7f9; font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", Arial, sans-serif; }
button, input { font: inherit; }
button { cursor: pointer; }
header { height: 60px; border-bottom: 1px solid #e5e8ec; background: #fff; display: flex; align-items: center; padding: 0 25px; gap: 34px; }
.logo { display: inline-flex; align-items: center; gap: 9px; font-size: 25px; letter-spacing: -1px; font-weight: 650; color: #203d35; }
.logo img { display: block; flex-shrink: 0; }
header b { font-size: 14px; font-weight: 500; color: #23977d; }
header small { margin-left: auto; color: #939ba6; font-size: 12px; }
.layout { display: flex; height: calc(100dvh - 60px); }
aside { width: 246px; flex-shrink: 0; background: #fff; border-right: 1px solid #e5e8ec; overflow: auto; padding: 22px 14px; }
#search { width: 100%; background: #f6f7f9; border: 1px solid #e8ebef; border-radius: 6px; padding: 9px 11px; outline: none; }
#search:focus { border-color: #289e83; }
.catalog-label { font-size: 11px; color: #9aa2ad; letter-spacing: 1px; margin: 25px 12px 14px; display: flex; justify-content: space-between; }
details { margin: 5px 0; }
summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; padding: 10px 12px; font-size: 13px; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '›'; color: #9ba3ad; transform: rotate(90deg); }
details:not([open]) summary::after { transform: none; }
.items button { display: block; text-align: left; background: transparent; border: 0; border-radius: 5px; width: 100%; color: #6c7582; font-size: 12px; padding: 9px 11px 9px 23px; margin: 2px 0; line-height: 1.6; }
.items button:hover { background: #f5f7f9; }
.items button.active { color: #16866c; background: #eaf6f1; font-weight: 500; }
.item-status { display: inline-block; margin-left: 6px; font-size: 10px; color: #a0a7b1; font-weight: 400; }
.empty { padding: 20px 12px; color: #929aa5; font-size: 13px; }
main { padding: 27px 30px; flex: 1; min-width: 0; overflow: auto; }
.crumb { color: #959da8; font-size: 12px; margin-bottom: 20px; }
.crumb span { color: #5c6674; }
.panel { background: #fff; border: 1px solid #e5e8ec; border-radius: 8px; padding: 25px 27px; }
.heading { display: flex; justify-content: space-between; gap: 16px; align-items: start; }
h1 { font-size: 21px; letter-spacing: -.4px; font-weight: 600; margin: 0 0 7px; overflow-wrap: anywhere; }
.subtitle { font-size: 12px; color: #8a94a1; }
.badge { font-size: 11px; white-space: nowrap; color: #68796d; background: #edf7f3; border-radius: 4px; padding: 4px 8px; }
.badge[data-status="research_preview"], .badge[data-status="experimental"] { color: #98783b; background: #faf5e9; }
.badge[data-status="planned"], .badge[data-status="blocked"] { color: #8b929c; background: #f3f4f6; }
.toolbar { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #edf0f3; margin-top: 25px; padding-bottom: 15px; gap: 10px; }
.legend { font-size: 12px; color: #67717f; display: flex; align-items: center; gap: 7px; min-width: 0; }
.dot { background: #25a183; width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.periods { display: flex; gap: 4px; flex-shrink: 0; }
.periods button { border: 0; background: transparent; color: #929aa5; font-size: 12px; padding: 5px 11px; border-radius: 4px; }
.periods button.active { background: #edf7f3; color: #16866c; }
.chart-wrap { position: relative; height: 400px; margin-top: 14px; }
#chart { width: 100%; height: 100%; }
#chart-state { position: absolute; inset: 0; display: flex; flex-direction: column; gap: 8px; align-items: center; justify-content: center; color: #89929f; font-size: 13px; text-align: center; padding: 25px; }
.coverage { font-size: 11px; color: #939ca8; padding-bottom: 17px; border-bottom: 1px solid #edf0f3; min-height: 22px; }
.info { margin-top: 15px; font-size: 12px; color: #89929f; display: flex; gap: 14px; line-height: 1.8; }
.info strong { color: #66717f; font-weight: 500; white-space: nowrap; }
.info span { overflow-wrap: anywhere; min-width: 0; }
.timestamps { font-size: 11px; color: #9099a5; margin-top: 17px; line-height: 1.8; }
.limitations { font-size: 11px; color: #a28a60; margin-top: 7px; line-height: 1.8; }
.footnote { font-size: 11px; color: #a0a7b1; margin: 15px 3px; display: flex; justify-content: space-between; gap: 12px; align-items: center; }
#reload { background: transparent; color: #718c82; border: 0; font-size: 11px; padding: 4px 0; white-space: nowrap; }
.menu { display: none; border: 0; background: none; font-size: 20px; }
button:focus-visible, summary:focus-visible { outline: 2px solid #279c80; outline-offset: 2px; }
@media (min-width: 1500px) { main { padding: 34px 45px; } .chart-wrap { height: 460px; } }
@media (max-width: 760px) {
  header { padding: 0 16px; gap: 18px; }
  .menu { display: block; }
  header small { font-size: 10px; }
  aside { display: none; position: absolute; z-index: 5; top: 60px; bottom: 0; box-shadow: 10px 0 25px #0001; }
  aside.visible { display: block; }
  main { padding: 20px 12px; }
  .panel { padding: 20px 14px; }
  .chart-wrap { height: 310px; }
  .toolbar { align-items: start; flex-direction: column; }
  .info { flex-direction: column; gap: 3px; }
  .heading { gap: 8px; }
  h1 { font-size: 18px; }
  .badge { font-size: 10px; }
  .footnote { align-items: start; }
}

.yield-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.summary-card { background: #f6f9f8; border-radius: 6px; padding: 14px; min-width: 0; }
.summary-card span, .summary-card small { display: block; color: #7e8a86; font-size: 11px; }
.summary-card strong { display: block; font-size: 24px; font-weight: 550; margin: 5px 0; color: #277c68; }
.summary-method { font-size: 11px; color: #89929f; margin-top: 12px; line-height: 1.8; }
@media (max-width: 1000px) { .yield-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* Keep context concise; provenance remains available on demand. */
#catalog { margin-top: 22px; }
.toolbar { justify-content: flex-end; }
#valuation-views { justify-content: space-between; }
.view-note { color: #8b949f; font-size: 11px; margin-top: 12px; line-height: 1.7; }
.data-details { margin-top: 22px; border-top: 1px solid #edf0f3; padding-top: 8px; }
.data-details > summary { color: #7d8994; font-size: 12px; font-weight: 400; padding: 8px 0; }
.footnote { justify-content: flex-end; }

main { display: flex; flex-direction: column; }
.panel, .footnote { flex-shrink: 0; }
.site-footer { margin-top: auto; padding: 25px 3px 0; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: #8a949f; font-size: 11px; line-height: 1.8; }
.contact-link { display: inline-flex; align-items: center; gap: 8px; color: inherit; text-decoration: none; }
.contact-link:hover { color: #16866c; }
.contact-link:focus-visible { outline: 2px solid #279c80; outline-offset: 4px; }
.copyright { text-align: right; }
@media (max-width: 520px) { .site-footer { flex-wrap: wrap; gap: 12px; } .copyright { margin-left: auto; } }

.contact-link { width: 34px; height: 34px; justify-content: center; border-radius: 50%; transition: color 160ms ease, background-color 160ms ease, transform 160ms ease; }
.contact-link:hover, .contact-link:focus-visible { color: #16866c; background-color: #e7f3ee; transform: translateY(-2px); }
@media (prefers-reduced-motion: reduce) { .contact-link { transition: none; } .contact-link:hover, .contact-link:focus-visible { transform: none; } }

.research-disclaimer { margin: 16px 3px 0; padding: 14px 16px; border: 1px solid #e4ebe8; border-radius: 6px; background: #f6f9f8; color: #68766f; font-size: 11px; line-height: 1.8; }
.research-disclaimer strong { font-size: 12px; font-weight: 500; }
.research-disclaimer p { margin: 5px 0 0; }