:root {
  /* Palette mirrors the app (DesignSystem.swift / BRAND.md) so site and app feel like one thing. */
  --background: #f6f4f0;
  --paper: #fdfcfb;
  --paper-warm: #f9f6ec;
  --ink: #22211f;
  --soft-ink: #3a3935;
  --muted: #676e79;
  --line: #d1cfc7;
  --hairline: #b3b4b0;
  --gold: #a28b32;        /* cfGold */
  --logo-gold: #b8932f;   /* cfLogoGold — the wordmark "float" + signal spine */
  --yellow: #fff090;
  --blue: #b3d9f7;
  --pink: #f7b9cf;
  --green: #c3e9b0;
  --lavender: #d1c7f6;
  --peach: #ffcc9e;
  --teal: #9edfd1;
  --shadow: rgba(34, 33, 31, 0.16);
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 1px 1px, rgba(34, 33, 31, 0.07) 1px, transparent 0) 0 0 / 30px 30px,
    var(--background);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ---- Wordmark ---- */
.wordmark {
  font-family: var(--serif);
  font-size: 25px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.wordmark-float { font-style: italic; color: var(--logo-gold); }
.wordmark-sm { font-size: 19px; }

/* ---- Shared label (monospaced section tag, like the app's SUPPORTING SIGNALS) ---- */
.label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}

.fx { font-style: italic; color: var(--logo-gold); white-space: nowrap; }

/* ---- Header ---- */
.site-header {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 0 8px;
}
.header-cta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--soft-ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 3px;
}

/* ---- Layout rhythm ---- */
main { width: min(680px, calc(100% - 48px)); margin: 0 auto; }

.hero { padding: 64px 0 40px; text-align: center; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 0 0 24px;
}
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 22px;
}
.hero-sub {
  font-size: 19px;
  color: var(--soft-ink);
  max-width: 30em;
  margin: 0 auto 44px;
}

/* ---- The signal demo (mirrors the Today screen) ---- */
.signal {
  text-align: left;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 30px 28px 32px;
  box-shadow: 0 24px 60px -36px var(--shadow);
}
.signal-date {
  font-style: italic;
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 18px;
}

/* Lens-neutral hero card: warm paper + brand-gold spine (matches the app hero). */
.signal-hero {
  background: linear-gradient(135deg, rgba(184, 147, 47, 0.10), var(--paper-warm));
  border-left: 3px solid var(--logo-gold);
  border-radius: 2px;
  padding: 20px 22px;
  margin-bottom: 24px;
}
.signal-headline {
  font-weight: 400;
  font-size: clamp(22px, 3.4vw, 26px);
  line-height: 1.22;
  margin: 0 0 12px;
}
.signal-deck { color: var(--soft-ink); font-size: 16px; margin: 0; }

/* Marginalia */
.marginalia {
  border-left: 2px solid var(--logo-gold);
  background: var(--paper-warm);
  padding: 16px 20px;
  margin: 0 0 26px;
}
.marginalia-line { font-style: italic; font-size: 18px; line-height: 1.4; margin: 0 0 12px; }
.marginalia-why {
  font-style: italic;
  font-size: 14px;
  color: var(--muted);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* Supporting card */
.support { margin-bottom: 24px; }
.card {
  border-left: 3px solid var(--teal);
  background: linear-gradient(135deg, var(--teal), rgba(158, 223, 209, 0.18));
  border-radius: 2px;
  padding: 16px 18px;
}
.card-flags { margin: 0 0 8px; }
.flag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(34, 33, 31, 0.08);
  padding: 3px 7px;
  border-radius: 3px;
}
.tone {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-left: 6px;
}
.card-title { font-weight: 400; font-size: 19px; margin: 0 0 6px; }
.card-text { font-size: 15px; color: var(--soft-ink); margin: 0; }

/* One small move */
.move { border-top: 1px solid var(--line); padding-top: 20px; }
.move-text { font-size: 17px; margin: 0; }

/* ---- CTA ---- */
.cta {
  display: inline-block;
  margin-top: 40px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--soft-ink);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 4px;
}
.cta-solid {
  border: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  border-radius: 999px;
  padding: 13px 26px;
  color: var(--ink);
  background: var(--paper);
}

/* ---- Bands (content sections) ---- */
.band { padding: 56px 0; border-top: 1px solid var(--line); }
.band-tint { /* subtle paper warmth, sticky colors only as punctuation */ }
.band-title {
  font-weight: 400;
  font-size: clamp(26px, 4.4vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}
.band-body { color: var(--soft-ink); font-size: 18px; max-width: 34em; margin: 0; }

/* door → bridge → turn — flexbox so the numeral can never trap the text */
.arc { display: grid; gap: 28px; }
.arc-step { display: flex; align-items: flex-start; gap: 14px; }
.arc-num {
  flex: 0 0 auto;
  font-size: 30px;
  color: rgba(184, 147, 47, 0.55);
  line-height: 1.1;
}
.arc-text { flex: 1 1 auto; min-width: 0; }
.arc-text h3 { font-weight: 400; font-size: 20px; margin: 2px 0 6px; }
.arc-text p { color: var(--soft-ink); font-size: 16px; margin: 0; }

/* ---- Get / closing ---- */
.get { padding: 72px 0 64px; border-top: 1px solid var(--line); text-align: center; }
.fx-lg { font-size: 26px; margin: 0 0 14px; }
.get-title { font-weight: 400; font-size: clamp(28px, 5vw, 40px); margin: 0 0 10px; }
.get-sub { color: var(--soft-ink); margin: 0 0 32px; }
.get-sub .you { font-style: italic; color: var(--logo-gold); }  /* "your" echoes the gold f(x)=C above — you are the constant */

/* ---- Footer ---- */
.site-footer {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
  padding: 30px 0 50px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-fx { font-style: italic; color: var(--muted); font-size: 15px; }

@media (max-width: 540px) {
  body { font-size: 17px; }
  .hero { padding: 40px 0 32px; }
  .signal { padding: 24px 20px 26px; }
}