@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:#16202b; --ink-soft:#2c3b4d; --paper:#f1f4f7; --card:#ffffff;
  --accent:#017aff; --accent-ink:#0057c4; --accent-dim:rgba(1,122,255,.10);
  --rule:#d3dce4; --muted:#55687a;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:Newsreader,Georgia,"Times New Roman",serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --col:46rem;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);
  font-size:1rem;line-height:1.65;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--col);margin:0 auto;padding:0 1rem}

/* ---------- masthead ---------- */
.top{background:var(--ink);color:#fff;padding:1.75rem 0 2.5rem}
.top a{color:#fff}
.mast{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;align-items:baseline;
  font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;
  color:rgba(255,255,255,.72)}
.mast .sep{flex:1}
.langsw{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;
  color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.35);
  padding:.2rem .55rem;border-radius:2px;white-space:nowrap}
.langsw:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.rule-top{border:0;border-top:1px solid rgba(255,255,255,.22);margin:1.1rem 0 2rem}
.kicker{font-family:var(--mono);font-size:.78rem;letter-spacing:.03em;color:#5aa9ff;margin:0 0 .5rem}
h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.4rem,7vw,3.9rem);
  line-height:1.03;letter-spacing:-.015em;margin:0 0 1.1rem}
.lede{font-family:var(--serif);font-size:clamp(1.12rem,2.4vw,1.4rem);line-height:1.5;
  color:rgba(255,255,255,.9);margin:0 0 1.6rem;max-width:34em}
.stamp{font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;
  color:rgba(255,255,255,.52);margin:0}
.chips{display:flex;flex-wrap:wrap;gap:.4rem .5rem;margin:0 0 1.4rem;padding:0;list-style:none}
.chip{font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;
  border:1px solid rgba(255,255,255,.3);color:rgba(255,255,255,.88);padding:.22rem .55rem;border-radius:2px}
.chip.hi{border-color:#5aa9ff;color:#9ecbff}

/* ---------- body ---------- */
main{padding:3.25rem 0 1rem}
section{margin:0 0 3rem}
.num{font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--accent-ink);
  font-weight:500;margin:0 0 .3rem}
h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.6rem,3.6vw,2.15rem);
  line-height:1.15;letter-spacing:-.01em;margin:0 0 1rem}
h3{font-family:var(--sans);font-weight:600;font-size:1rem;letter-spacing:.005em;margin:1.9rem 0 .6rem}
p{margin:0 0 1.05rem;max-width:38em}
a{color:var(--accent-ink);text-underline-offset:2px}
a:hover{color:var(--accent)}
ul.body{margin:0 0 1.15rem;padding:0;list-style:none;max-width:38em}
ul.body li{position:relative;padding-left:1.1rem;margin:0 0 .5rem}
ul.body li::before{content:"";position:absolute;left:0;top:.62em;width:.42rem;height:1px;background:var(--accent)}

/* ---------- tables ---------- */
.tablewrap{overflow-x:auto;margin:0 0 1.3rem;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:30rem;font-size:.9rem}
th{font-family:var(--sans);font-weight:600;font-size:.72rem;letter-spacing:.055em;
  text-transform:uppercase;color:var(--muted);text-align:left;
  padding:0 .9rem .5rem 0;border-bottom:1px solid var(--rule);vertical-align:bottom}
td{padding:.62rem .9rem .62rem 0;border-bottom:1px solid var(--rule);vertical-align:top;line-height:1.45}
tr:last-child td{border-bottom:0}
td.n,th.n{text-align:right;padding-right:0;font-variant-numeric:tabular-nums;white-space:nowrap}
td.code{font-family:var(--mono);font-size:.78rem;color:var(--accent-ink);white-space:nowrap}
tr.total td{font-weight:600;border-top:2px solid var(--ink);border-bottom:0;padding-top:.7rem}
tr.noeq td{color:var(--muted)}

/* ---------- ring grid ---------- */
.grid{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule);
  grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));margin:0 0 1.3rem}
.cardlink{display:block;background:var(--card);padding:1.05rem 1.1rem 1.15rem;
  text-decoration:none;color:inherit}
.cardlink:hover{background:var(--accent-dim)}
.cardlink .c{font-family:var(--mono);font-size:.7rem;letter-spacing:.07em;color:var(--accent-ink);
  display:flex;justify-content:space-between;gap:.6rem;margin:0 0 .4rem}
.cardlink .c b{font-weight:500;color:var(--muted)}
.cardlink .n{font-family:var(--serif);font-size:1.22rem;line-height:1.2;margin:0 0 .3rem;display:block}
.cardlink .k{font-size:.86rem;color:var(--ink-soft);line-height:1.45;margin:0}

/* ---------- callout / external ---------- */
.callout{border-left:2px solid var(--accent);padding:.1rem 0 .1rem 1.1rem;margin:0 0 1.3rem;max-width:38em}
.btn{display:inline-block;font-family:var(--mono);font-size:.76rem;letter-spacing:.05em;
  text-transform:uppercase;text-decoration:none;background:var(--ink);color:#fff;
  padding:.62rem 1rem;border-radius:2px}
.btn:hover{background:var(--accent);color:#fff}
.note{font-size:.86rem;color:var(--muted);max-width:40em}
.note h3{color:var(--ink);margin-top:0}

/* ---------- nav / footer ---------- */
.pager{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;
  border-top:1px solid var(--rule);padding:1.4rem 0 0;margin:2.5rem 0 0}
.pager a{font-family:var(--mono);font-size:.74rem;letter-spacing:.05em;text-decoration:none;
  color:var(--accent-ink);max-width:16rem}
.pager a span{display:block;font-size:.64rem;color:var(--muted);text-transform:uppercase;
  letter-spacing:.07em;margin:0 0 .18rem}
.pager a:hover{color:var(--accent)}
footer{background:var(--ink);color:rgba(255,255,255,.62);margin:3.5rem 0 0;padding:2.25rem 0}
footer a{color:rgba(255,255,255,.85)}
footer .mast{color:rgba(255,255,255,.5)}
footer p{font-family:var(--mono);font-size:.68rem;letter-spacing:.04em;line-height:1.7;
  margin:.9rem 0 0;max-width:46em;color:rgba(255,255,255,.5)}
.doclinks{display:flex;flex-wrap:wrap;gap:.5rem .9rem;margin:1rem 0 0;padding:0;list-style:none}
.doclinks a{font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;text-decoration:none;
  border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:1px}
@media print{.top,footer{background:#fff;color:#000}.langsw,.pager{display:none}}