:root {
  --bg: #fbfbfa;
  --surface: #ffffff;
  --alt: #f3f5f3;
  --text: #1b1b1f;
  --muted: #5a5a64;
  --line: #e2e3e6;
  --accent: #0f6b4a;
  --accent-dark: #0b533a;
  --accent-soft: #e7f2ec;
  --down: #a8231b;
  --radius: 8px;
  --wrap: 1040px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-dark); }
svg { max-width: 100%; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 0.5em; }
h1 { font-size: clamp(1.85rem, 1.2rem + 2.6vw, 2.9rem); font-weight: 700; }
h2 { font-size: clamp(1.35rem, 1.1rem + 1vw, 1.75rem); }
h3 { font-size: 1.1rem; }
h3.gap { margin-top: 40px; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 56ch; }
.prose { max-width: 70ch; }
.prose h2 { margin-top: 1.6em; font-size: 1.3rem; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.up { color: var(--accent-dark); }
.down { color: var(--down); }

/* header */
.site-head { background: var(--surface); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; min-height: 64px; padding-top: 10px; padding-bottom: 10px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.brand svg { width: 28px; height: 28px; flex: none; }
.nav { display: flex; align-items: center; gap: 8px 20px; flex-wrap: wrap; }
.nav a { color: var(--text); text-decoration: none; font-size: 0.95rem; }
.nav a:hover { color: var(--accent-dark); }
.btn { display: inline-block; background: var(--accent); color: #fff; border: 0; border-radius: var(--radius); padding: 12px 18px; font: inherit; font-weight: 600; line-height: 1.3; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--accent-dark); }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 8px 14px; font-size: 0.9rem; }
.nav .btn, .nav .btn:hover { color: #fff; }

/* sections */
section, .section { padding: 48px 0; }
.alt { background: var(--alt); }
.cta { background: var(--alt); }
@media (min-width: 800px) { section, .section { padding: 72px 0; } }
.hero { padding: 40px 0 48px; }
.hero .wrap { display: grid; gap: 40px; }
.hero .wrap > * { min-width: 0; }
@media (min-width: 900px) {
  .hero { padding: 64px 0 80px; }
  .hero .wrap { grid-template-columns: 1.1fr 0.9fr; align-items: center; gap: 64px; }
}

/* sign-up form */
.signup { display: grid; gap: 12px; max-width: 440px; margin-top: 24px; }
.field { display: grid; gap: 6px; }
.field label { font-size: 0.9rem; font-weight: 600; }
.opt { font-weight: 400; color: var(--muted); }
input[type="email"], input[type="text"] { width: 100%; padding: 11px 12px; font: inherit; color: var(--text); background: #fff; border: 1px solid #b9bac2; border-radius: var(--radius); }
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.fine { font-size: 0.85rem; color: var(--muted); margin: 0; }

/* latest-issue panel */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.panel h3 { margin: 0 0 2px; }
.panel .date { color: var(--muted); font-size: 0.92rem; margin: 0 0 10px; }
.rows { list-style: none; margin: 0 0 12px; padding: 0; }
.rows li { display: flex; align-items: baseline; gap: 12px; padding: 9px 0; border-top: 1px solid var(--line); font-size: 0.95rem; }
.rows .sym { font-weight: 700; min-width: 3.6em; }
.rows .nm { flex: 1; min-width: 0; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* data tables */
.tblwrap { overflow-x: auto; margin: 0 0 16px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.tbl th { text-align: left; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 600; padding: 8px; border-bottom: 2px solid var(--line); }
.tbl th.num { text-align: right; white-space: normal; }
.tbl td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl .sym { font-weight: 700; white-space: nowrap; }
.ind-m { display: none; color: var(--muted); font-size: 0.82rem; }
@media (max-width: 640px) {
  .tbl { font-size: 0.88rem; }
  .tbl td, .tbl th { padding: 7px 5px; }
  .tbl .ind { display: none; }
  .ind-m { display: block; }
}
.more { font-size: 0.92rem; color: var(--muted); line-height: 1.7; }
.note { background: var(--accent-soft); border-left: 3px solid var(--accent); padding: 12px 16px; border-radius: 0 var(--radius) var(--radius) 0; font-size: 0.92rem; }

/* how it works */
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; gap: 28px; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 36px; } }
.steps li { counter-increment: s; border-top: 2px solid var(--accent); padding-top: 16px; }
.steps li::before { content: counter(s, decimal-leading-zero); display: block; font-weight: 700; color: var(--accent-dark); font-variant-numeric: tabular-nums; margin-bottom: 8px; }
.steps h3 { margin-bottom: 6px; }
.steps p { margin: 0; color: var(--muted); }

/* what you get */
.grid2 { display: grid; gap: 20px; }
@media (min-width: 700px) { .grid2 { grid-template-columns: 1fr 1fr; gap: 28px 48px; } }
.grid2 > div { border-top: 1px solid var(--line); padding-top: 14px; }
.grid2 p { margin: 0; color: var(--muted); }

/* faq */
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 16px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; flex: none; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 16px; color: var(--muted); max-width: 70ch; }

/* archive */
.issues { list-style: none; margin: 0; padding: 0; }
.issues li { display: flex; justify-content: space-between; gap: 8px 16px; flex-wrap: wrap; padding: 16px 0; border-bottom: 1px solid var(--line); }
.issues a { font-weight: 600; text-decoration: none; }
.issues a:hover { text-decoration: underline; }
.pager { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 32px 0 0; }
.pager a { text-decoration: none; font-weight: 600; }

/* footer */
.site-foot { background: var(--surface); border-top: 1px solid var(--line); padding: 40px 0; font-size: 0.88rem; color: var(--muted); }
.site-foot p { max-width: 80ch; }
.foot-nav { display: flex; gap: 8px 20px; flex-wrap: wrap; margin: 12px 0; }
.foot-nav a { color: var(--text); text-decoration: none; }
.foot-nav a:hover { text-decoration: underline; }
.copy { margin: 0; }
@media (max-width: 600px) { .nav .btn { display: none; } }