:root { --ink:#17212b; --muted:#64707c; --line:#e4e8eb; --green:#3f8d62; --green-soft:#eff7f1; --orange:#b86c25; --red:#b73b3b; --gray:#a0a9b1; --paper:#fff; --wash:#f6f8f8; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--paper); color:var(--ink); font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif; line-height:1.65; }
a { color:inherit; text-decoration:none; }
.top-banner { padding:7px 24px; background:#f2f6f3; color:#53675b; font-size:12px; text-align:center; }
.top-banner a:hover { color:var(--green); }
.site-header { position:sticky; top:0; z-index:20; background:rgba(255,255,255,.96); border-bottom:1px solid var(--line); backdrop-filter:blur(12px); }
.nav-wrap,.container { width:min(1120px, calc(100% - 48px)); margin:0 auto; }
.nav-wrap { min-height:66px; display:flex; align-items:center; justify-content:space-between; gap:28px; }
.brand { font-size:17px; font-weight:700; white-space:nowrap; letter-spacing:0; }
.brand span { padding-left:7px; color:var(--green); font-size:12px; font-weight:600; }
.nav-links { display:flex; align-items:center; gap:23px; font-size:14px; color:#53606b; }
.nav-links a { padding:22px 0 17px; border-bottom:3px solid transparent; }
.nav-links a:hover,.nav-links .active { color:var(--ink); border-color:var(--green); }
.menu-toggle { display:none; padding:7px 0; border:0; background:transparent; color:var(--ink); font:inherit; }
.hero { padding:72px 0 52px; border-bottom:1px solid var(--line); }
.eyebrow { margin:0 0 14px; color:var(--green); font-size:12px; font-weight:700; letter-spacing:.8px; text-transform:uppercase; }
h1,h2,h3,p { margin-top:0; } h1 { max-width:920px; margin-bottom:20px; font-size:clamp(32px,4.2vw,54px); line-height:1.25; font-weight:650; letter-spacing:0; } h2 { margin-bottom:14px; font-size:clamp(24px,3vw,34px); line-height:1.35; } h3 { font-size:17px; }
.lead { max-width:820px; color:#53606b; font-size:18px; }
.status-bar { display:flex; flex-wrap:wrap; gap:9px 20px; padding:17px 0; border-bottom:1px solid var(--line); font-size:13px; color:#53606b; }
.status-bar strong { color:var(--ink); }
.tag,.status { display:inline-flex; align-items:center; width:max-content; padding:2px 8px; border-radius:4px; font-size:11px; font-weight:700; line-height:1.6; background:#eef1f2; color:#4c5963; }
.tag.formal,.status.formal,.status.exact { background:var(--green-soft); color:#237146; }.tag.estimate { background:#fff6e9; color:#92621b; }.tag.partial,.status.provisional,.status.partial_daily_coverage { background:#fff4e9; color:var(--orange); }.tag.limit,.status.insufficient,.status.insufficient_window,.status.fail,.status.missing { background:#fceeee; color:var(--red); }
.section { padding:60px 0; }.section.wash { background:var(--wash); }.section.tight { padding:38px 0; }
.section-heading { display:flex; align-items:end; justify-content:space-between; gap:28px; margin-bottom:26px; }.section-heading p { max-width:600px; margin:0; color:var(--muted); }
.grid { display:grid; gap:16px; }.grid.four { grid-template-columns:repeat(4,1fr); }.grid.two { grid-template-columns:repeat(2,minmax(0,1fr)); }.grid.three { grid-template-columns:repeat(3,1fr); }
.metric-card,.panel,.entry-card,.district-card { border:1px solid var(--line); border-radius:7px; background:#fff; }.metric-card { padding:20px; min-height:143px; }.metric-card p { margin-bottom:7px; color:var(--muted); font-size:13px; }.metric-card strong { display:block; font-size:28px; line-height:1.15; }.metric-card small { display:block; margin-top:10px; color:var(--muted); font-size:12px; }
.panel { padding:24px; }.panel h3 { margin-bottom:6px; }.panel p { color:var(--muted); font-size:14px; }.chart { width:100%; height:330px; margin-top:12px; }.chart.compact { height:260px; }
.callout { border-left:3px solid var(--green); padding:16px 18px; background:#f6faf7; color:#3e5145; }.callout.warn { border-color:var(--red); background:#fff6f5; color:#744343; }.callout p { margin-bottom:0; }
.split-list { display:grid; grid-template-columns:1fr 1fr; border:1px solid var(--line); border-radius:7px; overflow:hidden; }.split-list>div { padding:22px; }.split-list>div+div { border-left:1px solid var(--line); background:#fafbfb; }.split-list ul { margin:12px 0 0; padding-left:20px; color:#53606b; }.split-list li { margin:8px 0; }
.entry-card { display:flex; flex-direction:column; padding:25px; min-height:205px; transition:border-color .2s,transform .2s; }.entry-card:hover { border-color:#93bea5; transform:translateY(-2px); }.entry-card p { color:var(--muted); }.entry-card a { margin-top:auto; color:var(--green); font-weight:700; font-size:14px; }
.data-table { width:100%; border-collapse:collapse; font-size:14px; }.data-table th,.data-table td { padding:12px 10px; text-align:left; border-bottom:1px solid var(--line); }.data-table th { color:var(--muted); font-size:12px; font-weight:600; }.table-wrap { overflow-x:auto; }
.note { color:var(--muted); font-size:12px; }.district-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }.district-card { padding:16px; }.district-card p { margin-bottom:8px; color:var(--muted); font-size:13px; }.district-card strong { display:block; margin-bottom:10px; font-size:20px; }
.formula { padding:16px; border:1px solid var(--line); border-radius:6px; background:#fafbfb; color:#33404b; font:13px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace; white-space:pre-line; }
.site-footer { display:flex; justify-content:space-between; gap:24px; padding:34px max(24px,calc((100vw - 1120px)/2)); background:#17212b; color:#d9e0e5; font-size:12px; }.site-footer strong { color:#fff; }.site-footer p { margin:4px 0; color:#aeb9c1; }
[hidden] { display:none!important; }
@media (max-width:760px) { .nav-wrap,.container { width:min(100% - 32px,1120px); }.menu-toggle { display:block; }.nav-links { display:none; position:absolute; top:66px; left:0; right:0; padding:12px 16px 18px; background:#fff; border-bottom:1px solid var(--line); flex-direction:column; align-items:stretch; gap:0; }.nav-links.open { display:flex; }.nav-links a { padding:10px 0; border-bottom:0; }.hero { padding:48px 0 36px; }.section { padding:44px 0; }.grid.four,.grid.three { grid-template-columns:repeat(2,minmax(0,1fr)); }.section-heading { display:block; }.section-heading p { margin-top:8px; }.district-grid { grid-template-columns:repeat(2,1fr); }.site-footer { flex-direction:column; padding:28px 16px; }.chart { height:260px; } }
@media (max-width:480px) { .grid.four,.grid.two,.grid.three { grid-template-columns:1fr; }.split-list { grid-template-columns:1fr; }.split-list>div+div { border-left:0; border-top:1px solid var(--line); }.status-bar { gap:8px 12px; }.metric-card strong { font-size:25px; } }