/* IDR Data stylesheet v4. Black, white and neutral greys only (off-white page #fdfdfc). System fonts. No images.
   Text colours: #111 (ink), #666 (secondary), #6e6e6e (fine print) on #fdfdfc / #fff / #f4f4f2 (all >= 4.6:1); #fff on #111. */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#fdfdfc;color:#111;font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:#111}
:focus{outline:none}
:focus-visible{outline:2px solid #111;outline-offset:2px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:#111;color:#fff;padding:9px 14px;border-radius:8px;font-weight:600;text-decoration:none}
.skip:focus{top:10px}
[hidden]{display:none!important}
.dim,.muted{color:#666}
/* ---------- header ---------- */
header.top{max-width:1080px;margin:0 auto;padding:22px 28px 0;display:flex;align-items:center;justify-content:space-between;gap:12px}
body.inner header.top,body.guide header.top,body.narrow header.top{position:sticky;top:0;z-index:40;background:#fdfdfc;padding-bottom:14px;border-bottom:1px solid #e3e3e0}
.brand{font-size:14px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;text-decoration:none;white-space:nowrap}
.hd-right{display:flex;gap:16px;align-items:center}
.hd-nav{display:flex;gap:12px}
.hd-link{font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap;padding:6px 12px;border:1px solid #111;border-radius:999px}
.hd-link:hover,.hd-link[aria-current]{background:#111;color:#fff}
.vintage{font-size:12px;color:#6e6e6e;white-space:nowrap}
/* ---------- main ---------- */
main{display:block;max-width:1080px;margin:0 auto;padding:12px 28px 90px}
main:focus{outline:none}
body.guide main{max-width:1080px;padding-top:36px}
body.narrow main{max-width:680px}
/* ---------- custom dropdown (built by explorer.js over each native select) ---------- */
.dd{position:relative;display:inline-block;vertical-align:baseline}
.dd-btn{font:inherit;font-weight:600;color:#111;background:none;border:0;border-bottom:2px solid #111;border-radius:0;padding:0 2px 2px;cursor:pointer;display:inline-flex;align-items:baseline;gap:7px;max-width:300px;line-height:inherit;letter-spacing:inherit;text-align:left}
.dd-btn:hover,.dd-btn:focus-visible,.dd.open .dd-btn{background:#f4f4f2}
.dd-btn:focus-visible{outline:2px solid #111;outline-offset:3px}
.dd-lbl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.dd-caret{flex:none;align-self:center;width:6px;height:6px;border-right:1.5px solid #111;border-bottom:1.5px solid #111;transform:translateY(-2px) rotate(45deg);margin:0 2px}
.dd-pop{position:absolute;top:calc(100% + 8px);left:0;z-index:60;min-width:230px;max-width:330px;width:max-content;background:#fff;border:1px solid #d8d8d5;border-radius:10px;box-shadow:0 12px 32px rgba(0,0,0,.10),0 2px 8px rgba(0,0,0,.06);font-size:14px;font-weight:400;line-height:1.4;letter-spacing:0;color:#111;text-align:left}
.dd-pop.wide{width:380px;max-width:calc(100vw - 24px)}
.dd-search{display:block;width:100%;border:0;border-bottom:1px solid #e3e3e0;border-radius:10px 10px 0 0;padding:10px 12px;font:inherit;font-size:15px;color:#111;background:transparent}
.dd-search:focus-visible{outline:2px solid #111;outline-offset:-2px}
.dd-list{list-style:none;margin:0;padding:6px;max-height:296px;overflow-y:auto}
.dd-opt{position:relative;padding:7px 12px 7px 28px;border-radius:7px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dd-opt .d{display:block;font-size:12.5px;color:#666;overflow:hidden;text-overflow:ellipsis}
.dd-opt.act{background:#f4f4f2}
.dd-opt[aria-selected="true"]{font-weight:600}
.dd-opt[aria-selected="true"]::before{content:"\2713";position:absolute;left:10px;top:8px;font-size:11px}
.dd-none{padding:10px 12px;font-size:13px;color:#666;margin:0}
.sel select{font:inherit;font-weight:600;color:#111;background:transparent;border:0;border-bottom:2px solid #111;max-width:100%}
/* ---------- landing ---------- */
.landing{min-height:62vh;display:flex;flex-direction:column;justify-content:center}
.madlib{font-size:34px;line-height:1.75;font-weight:400;max-width:860px;letter-spacing:-.01em;margin:0}
.madlib .dd-btn{font-size:34px;gap:10px;max-width:480px}
.madlib .dd-caret{width:9px;height:9px;border-width:2px;transform:translateY(-4px) rotate(45deg)}
.golink{margin:46px 0 0}
.golink button,.btn{font:inherit;font-size:16px;font-weight:600;background:#111;color:#fff;border:0;border-radius:8px;padding:12px 26px;cursor:pointer;text-decoration:none;display:inline-block}
.golink button:hover,.btn:hover{background:#000}
.natline{margin:34px 0 0;font-size:13px;color:#666}
.home-intro{margin:0 -28px;padding:26px 28px 0;border-top:1px solid #e3e3e0}
.home-intro h1{font-size:19px;margin:0 0 10px;font-weight:700}
.home-intro p{max-width:760px;font-size:14.5px;line-height:1.65;color:#666;margin:0 0 12px}
.home-intro .faq h2{font-size:16px;font-weight:700;margin:26px 0 2px}
.home-intro .faq h3{font-size:14.5px;font-weight:700;margin:18px 0 6px}
/* ---------- explorer controls ---------- */
.controls{display:flex;flex-wrap:wrap;gap:28px 40px;padding:18px 0 6px;margin:0 0 8px}
.ctrl{display:flex;flex-direction:column;gap:6px}
.ctrl label{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:#6e6e6e}
.ctrl .dd{align-self:flex-start}
.ctrl .dd-btn{font-size:15px;padding-bottom:3px}
.ctrl select{font:inherit;font-weight:600;background:transparent;border:0;border-bottom:2px solid #111;color:#111;max-width:300px}
.apply{font:inherit;font-weight:600;align-self:flex-end;background:#111;color:#fff;border:0;border-radius:8px;padding:6px 14px}
.context{font-size:13px;color:#666;margin:4px 0 18px}
/* ---------- page titles ---------- */
.crumb ol{list-style:none;margin:14px 0 4px;padding:0;display:flex;flex-wrap:wrap;font-size:13px}
.crumb li+li::before{content:"/";margin:0 7px;color:#6e6e6e}
.crumb a{color:#666;text-decoration:none}
.crumb a:hover{color:#111;text-decoration:underline}
.crumb li[aria-current]{color:#666}
body.inner main h1{font-size:27px;font-weight:700;letter-spacing:-.01em;margin:6px 0 2px;line-height:1.3}
.page-desc{font-size:14px;color:#666;margin:0 0 6px;max-width:720px}
.page-sub,.lede{font-size:14px;color:#666;margin:6px 0 16px;max-width:760px;line-height:1.6}
/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:10px 0 34px}
.card{border:1px solid #d8d8d5;border-radius:10px;padding:16px 18px 14px;background:#fff}
.clabel{font-size:12.5px;color:#666;margin:0 0 8px}
.cval{font-size:31px;font-weight:650;letter-spacing:-.02em;margin:0;line-height:1.45}
.cval a{font-size:15px;text-decoration:none}
.csub{font-size:12px;color:#6e6e6e;margin:6px 0 0}
.empty{border:1px dashed #d8d8d5;border-radius:10px;padding:40px 24px;text-align:center;color:#666;font-size:14px;margin:24px 0}
/* ---------- sections + tables ---------- */
section.bd{margin:0 0 44px}
.sechead{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:4px}
section.bd h2,body.inner main h2{font-size:16px;font-weight:700;margin:0 0 4px}
body.inner main h2{margin-top:34px}
section.bd h2{margin-top:0}
.tw{overflow-x:auto}
.tw:focus-visible{outline:2px solid #111;outline-offset:2px}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:#6e6e6e;padding:10px 14px 8px 0;border-bottom:1px solid #111;white-space:nowrap}
td{padding:9px 14px 9px 0;border-bottom:1px solid #e3e3e0;font-size:14px;vertical-align:top}
th.num,td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
th:last-child,td:last-child{padding-right:0}
.rowlink{text-decoration:none;font-weight:600;border-bottom:1px solid #c9c9c9}
.rowlink:hover{border-bottom-color:#111}
.desc{color:#666;margin-left:6px}
.tnote{font-size:12px;color:#6e6e6e;margin:8px 0 0}
.note{font-size:12px;color:#6e6e6e;max-width:760px;margin:26px 0 0;line-height:1.55}
.note a{color:#666}
.xlink{font-size:14px;margin:26px 0 0}
.quiet{font-size:13px;margin:22px 0 0}
.quiet a{color:#666}
.faq h2{margin-top:40px}
.faq h3{font-size:14.5px;font-weight:700;margin:18px 0 6px}
.faq p{font-size:14.5px;line-height:1.65;color:#666;max-width:760px;margin:0 0 12px}
ul.plain{list-style:none;padding:0;margin:8px 0 0}
ul.plain li{padding:4px 0}
code{font-size:12.5px;background:#f4f4f2;padding:1px 5px;border-radius:4px}
dl.faq dt{font-weight:700;margin-top:16px}
dl.faq dd{margin:4px 0 0;color:#333}
/* ---------- guides (resources, methodology, data sources) ---------- */
.kicker{margin:0 0 12px;font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#6e6e6e}
body.guide main h1{margin:0 0 14px;font-size:42px;line-height:1.08;letter-spacing:-.025em;max-width:760px}
.dek{margin:0 0 16px;font-size:18px;line-height:1.55;color:#333;max-width:700px}
h2.idx{font-size:16px;letter-spacing:.06em;text-transform:uppercase;color:#666;margin:34px 0 10px}
.resource-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:20px 0 34px}
.resource-card{display:block;text-decoration:none;border:1px solid #d8d8d5;border-radius:12px;background:#fff;padding:18px 20px}
.resource-card:hover{background:#f4f4f2}
.resource-card b{display:block;font-size:16px;line-height:1.25;margin-bottom:8px}
.resource-card span{display:block;font-size:13.5px;line-height:1.5;color:#666}
body.guide main>h2,.article-body h2{font-size:23px;line-height:1.22;margin:42px 0 10px;letter-spacing:-.01em;max-width:760px}
body.guide main>h2.idx{font-size:16px;margin:34px 0 10px}
body.guide main>p,body.guide main>ul,body.guide main>ol,body.guide main>dl,.article-body p,.article-body li,.article-body dd{font-size:15.5px;line-height:1.68;color:#333;max-width:760px}
body.guide main li,.article-body li{margin:6px 0}
body.guide main>.tw,body.guide main ol .tw{max-width:760px;margin:12px 0 20px}
.callout{border:1px solid #d8d8d5;border-left:3px solid #111;border-radius:12px;background:#fff;padding:16px 20px;margin:26px 0}
/* ---------- lead form ---------- */
body.narrow main h1{font-size:30px;line-height:1.2;margin:26px 0 14px}
body.narrow main h2{font-size:16px;margin:28px 0 8px}
body.narrow main p,body.narrow main li{font-size:14.5px;line-height:1.6}
.formgrid{display:block}
.steps{padding-left:20px;color:#333}
.steps li{margin:8px 0}
.opline{font-size:13px;color:#666}
form.lead{border:1px solid #d8d8d5;border-radius:12px;background:#fff;padding:20px 22px 6px;margin-top:12px}
fieldset{border:0;margin:0;padding:0;min-width:0}
legend{font-weight:700;font-size:15px;padding:0}
form.lead label{display:block;font-weight:600;font-size:13.5px;margin:14px 0 6px}
form.lead .req{font-weight:400;color:#666}
form.lead input[type=text],form.lead input[type=email],form.lead input[type=tel],form.lead textarea{display:block;width:100%;font:inherit;font-size:16px;color:#111;background:#fdfdfc;border:1px solid #8a8a8a;border-radius:8px;padding:10px 12px}
form.lead input:focus-visible,form.lead textarea:focus-visible{outline:2px solid #111;outline-offset:1px}
form.lead .hint{display:block;font-size:12.5px;color:#666;margin-top:5px}
form.lead label.consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:13.5px;line-height:1.5;margin-top:18px}
form.lead label.consent input{width:18px;height:18px;flex:none;margin:2px 0 0;accent-color:#111}
.submit{margin:20px 0 14px}
form.lead p.small{font-size:12.5px;color:#666}
.small{font-size:13px}
.hp{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
/* ---------- footer ---------- */
.site-foot{max-width:1080px;margin:0 auto;padding:0 28px 40px;font-size:12.5px;color:#6e6e6e}
.flinks{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 10px}
.site-foot a{color:#6e6e6e}
.fine{font-size:11.5px;color:#6e6e6e;margin:0 0 6px;max-width:820px;line-height:1.5}
/* ---------- responsive ---------- */
@media (max-width:640px){
  main,header.top{padding-left:18px;padding-right:18px}
  .site-foot{padding-left:18px;padding-right:18px}
  .home-intro{margin:0 -18px;padding-left:18px;padding-right:18px}
  header.top{flex-wrap:wrap}
  .hd-right{gap:8px;flex-wrap:wrap}
  .hd-link{font-size:12px;padding:5px 9px}
  .vintage{display:none}
  .madlib,.madlib .dd-btn{font-size:24px}
  .madlib .dd-btn{max-width:300px}
  .cval{font-size:26px}
  .controls{gap:16px 24px}
  body.guide main h1{font-size:31px}
  .dek{font-size:16px}
  body.guide main>h2,.article-body h2{font-size:20px}
  .dd-pop,.dd-pop.wide{position:fixed;left:12px!important;right:12px;top:auto;bottom:12px;width:auto;max-width:none}
  .dd-opt{white-space:normal}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media print{header.top,.controls,.quiet{display:none}.home-intro{display:none}}
/* v5: dollar amounts (CMS QPA and Offers file) */
.cards-usd{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-bottom:14px}
.cards-usd .card{background:#f6f6f5}
.cards-usd .cval{font-size:27px}
@media (max-width:640px){.cards-usd{grid-template-columns:1fr 1fr;gap:10px}.cards-usd .card{padding:12px 12px 10px}.cards-usd .cval{font-size:21px}.cards-usd .csub{font-size:12px}}