:root {
  /* Values from site/top-grossing/DESIGN-BRIEF.md — binding, do not invent. */
  --color-bg: #0B0E11;
  --color-surface: #12161B;
  --color-text: #F2F1EC;
  --color-text-secondary: #8A93A0;
  --color-accent: #0A84FF;
  --color-positive: #30D158;
  --font-body: -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  --font-mono: "SF Mono", ui-monospace, "JetBrains Mono", monospace;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 104px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

.col {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 var(--space-3);
}

main > .col:first-child { padding-top: var(--space-5); }
main > .col:last-child { padding-bottom: var(--space-6); }

.risers-wrap { max-width: 760px; margin: 0 auto var(--space-6); padding: 0 var(--space-3); }

.wordmark {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
}

h1 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 2.369rem; /* 1.333 scale from 17px body */
  line-height: 1.15;
  letter-spacing: normal;
  margin-bottom: var(--space-2);
  max-width: 14ch;
}

.subhead {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  max-width: 46ch;
  margin-bottom: var(--space-4);
}

/* Email capture — a native form posting straight to Buttondown's
   embed-subscribe endpoint (no iframe/embed widget needed). */
.signup-form {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  max-width: 480px;
}

.signup-form input[type="email"] {
  flex: 1;
  background: var(--color-surface);
  border: 1px solid #262C34;
  border-radius: 4px;
  padding: var(--space-2);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
}

.signup-form input[type="email"]::placeholder { color: var(--color-text-secondary); }

.signup-form input[type="email"]:focus,
.signup-form button:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.signup-form button {
  background: var(--color-accent);
  color: #F2F1EC;
  border: none;
  border-radius: 4px;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  white-space: nowrap;
}

.signup-form button:hover { background: #0870D6; }

.trust-strip {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin-bottom: var(--space-6);
}

/* Signature element: the hero risers table. */
.risers {
  max-width: 760px;
  margin-bottom: var(--space-6);
}

.risers h2 {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.risers table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: 6px;
  overflow: hidden;
}

.risers th {
  text-align: left;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  padding: var(--space-2);
  border-bottom: 1px solid #1C232B;
}

.risers td {
  padding: var(--space-2);
  border-bottom: 1px solid #1C232B;
  font-size: 1rem;
}

.risers tr:last-child td { border-bottom: none; }

.risers .rank {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  width: 2.5em;
}

.risers .name { font-weight: 700; }
.risers .why { color: var(--color-text-secondary); font-size: 0.9rem; margin-top: 2px; }

.risers .momentum {
  font-family: var(--font-mono);
  color: var(--color-positive);
  font-variant-numeric: tabular-nums;
}

.risers .revenue {
  font-family: var(--font-mono);
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

section.sample {
  border-top: 1px solid #1C232B;
  padding-top: var(--space-4);
  margin-bottom: var(--space-5);
}

section.sample h2 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.4rem;
  margin-bottom: var(--space-2);
}

section.sample p {
  margin-bottom: var(--space-2);
  max-width: 60ch;
}

.figure-list {
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin: var(--space-2) 0;
}

.figure-list li { margin-bottom: 4px; }
.figure-list strong { color: var(--color-text); }

.skepticism {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  font-style: normal;
  margin-top: var(--space-2);
}

.repeat-cta {
  text-align: left;
  padding-top: var(--space-4);
  border-top: 1px solid #1C232B;
}

.repeat-cta p { color: var(--color-text-secondary); margin-bottom: var(--space-2); }

.lead-magnet {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
  max-width: 60ch;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

a { color: var(--color-accent); }
a:hover { text-decoration-thickness: 2px; }

/* Issue archive pages (pipeline/issue_page.py) — readable article layout,
   same tokens as the landing page, scoped under .issue-article so it
   never touches the signature-element selectors above. */
.issue-article { padding-top: var(--space-5); padding-bottom: var(--space-6); }

.issue-article .wordmark a { color: inherit; text-decoration: none; }

.issue-meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.issue-article h1 { max-width: none; }

.issue-article article h2 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.4rem;
  margin: var(--space-4) 0 var(--space-2);
}

.issue-article article h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.1rem;
  margin: var(--space-3) 0 var(--space-1);
}

.issue-article article p,
.issue-article article ul,
.issue-article article ol {
  margin-bottom: var(--space-2);
  max-width: 68ch;
}

.issue-article article li { margin-bottom: 4px; margin-left: 1.2em; }
.issue-article article strong { color: var(--color-text); }
.issue-article article a { color: var(--color-accent); }

.issue-index { list-style: none; margin-top: var(--space-3); }
.issue-index li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid #1C232B;
  display: flex;
  gap: var(--space-2);
  align-items: baseline;
  flex-wrap: wrap;
}
.issue-index .issue-number {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  width: 2.5em;
}
.issue-index a { font-weight: 700; }

/* Lead-magnet teaser/download pages (pipeline/magnet.py). */
.magnet-list { list-style: none; counter-reset: none; margin-top: var(--space-3); }
.magnet-list li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid #1C232B;
  display: grid;
  grid-template-columns: 2.5em 1fr auto;
  gap: 4px var(--space-2);
}
.magnet-list .niche-rank { font-family: var(--font-mono); color: var(--color-text-secondary); }
.magnet-list .niche { font-weight: 700; }
.magnet-list .mentions {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}
.magnet-list .opportunity {
  grid-column: 2 / -1;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}