/* Surfing The Singularity — site styles */

:root {
  --bg: #111827;
  --bg-raised: #1a2233;
  --bg-deep: #0b111d;
  --line: #273044;
  --text: #e5e7eb;
  --text-soft: #b8bfcc;
  --text-muted: #8a93a5;
  --accent: #FAA23A;
  --accent-dim: #c9803a;
  --blue: #4fa3e0;
  --display: "Special Gothic Expanded One", "Arial Black", "Helvetica Neue", sans-serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.7;
}

/* ---------- Top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--line);
}
.logo-tile {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: block;
  object-fit: cover;
  flex-shrink: 0;
}
.banner {
  flex: 1;
  max-width: 460px;
  margin: 0 auto;
  text-align: center;
  line-height: 0;
}
.banner img {
  width: 100%;
  max-width: 460px;
  height: auto;
  border-radius: 4px;
  display: block;
  margin: 0 auto;
}
.top-spacer { width: 36px; flex-shrink: 0; }

.nav {
  display: flex; justify-content: center; gap: 22px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.nav a { color: var(--text-soft); text-decoration: none; }
.nav a:hover { color: var(--accent); }
.nav a[aria-current="page"] { color: var(--accent); }

/* ---------- Article ---------- */
article, .home {
  max-width: 700px;
  margin: 0 auto;
  padding: 56px 24px 40px;
}
.post-title {
  font-family: var(--display);
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.15;
  margin: 0 0 14px;
  color: #fff;
}
.subtitle {
  font-size: 20px;
  color: var(--text-soft);
  margin: 0 0 20px;
  line-height: 1.5;
}
.byline {
  display: flex; align-items: center; gap: 12px;
  padding-bottom: 24px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line);
}
.byline .logo-tile { width: 32px; height: 32px; }
.byline .meta {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.byline .meta strong {
  color: var(--text);
  letter-spacing: 0;
  text-transform: none;
  font-size: 14px;
  display: block;
}

.expiry {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 6px;
  padding: 18px 20px;
  margin: 0 0 28px;
}
.expiry p { margin: 0; }
.expiry strong { color: var(--accent); }

h2 {
  font-family: var(--display);
  font-size: clamp(20px, 3.2vw, 25px);
  line-height: 1.25;
  color: #fff;
  margin: 52px 0 18px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

p { margin: 0 0 20px; }
strong { color: #fff; font-weight: 700; }
em { color: var(--text); }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #ffbd6b; }

code {
  font-family: var(--mono);
  font-size: .84em;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 4px;
  color: #ffd29a;
  word-break: break-word;
}

.pullquote { font-style: italic; }

/* ---------- Numbered scope list (piece 1) ---------- */
ol.scopes {
  list-style: none;
  counter-reset: scope;
  padding: 0;
  margin: 0 0 24px;
}
ol.scopes li {
  counter-increment: scope;
  position: relative;
  padding: 14px 16px 14px 56px;
  margin-bottom: 10px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
}
ol.scopes li::before {
  content: counter(scope);
  position: absolute;
  left: 16px; top: 14px;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #111;
  font-weight: 700;
  font-size: 14px;
  display: grid; place-items: center;
  line-height: 1;
}

/* ---------- Odds cards (piece 1) ---------- */
.odds { display: grid; gap: 12px; margin: 0 0 24px; }
.odds p {
  margin: 0;
  padding: 16px 18px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.odds .pct {
  display: inline-block;
  min-width: 58px;
  font-family: var(--display);
  color: var(--accent);
  font-size: 16px;
}

/* ---------- Tier cards (piece 2) ---------- */
.tiers { display: grid; gap: 12px; margin: 0 0 24px; }
.tiers p {
  margin: 0;
  padding: 16px 18px 16px 20px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 6px;
}
.tiers p.tier-two { border-left-color: var(--blue); }
.tiers .tier-tag {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.tiers p.tier-two .tier-tag { color: #8cc8f2; }

/* ---------- Labels ---------- */
.label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
  margin-bottom: 14px;
  vertical-align: middle;
}
.label.fact { background: rgba(79,163,224,.16); color: #8cc8f2; border: 1px solid rgba(79,163,224,.35); }
.label.rule { background: rgba(229,231,235,.08); color: var(--text-soft); border: 1px solid rgba(229,231,235,.22); }
.label.guess { background: rgba(250,162,58,.14); color: var(--accent); border: 1px solid rgba(250,162,58,.35); }

.placeholder {
  display: inline-block;
  font-family: var(--mono);
  font-size: 14px;
  padding: 6px 10px;
  border: 1px dashed var(--accent);
  border-radius: 4px;
  color: var(--accent);
}

/* ---------- Action list (piece 2) ---------- */
ul.actions { list-style: none; padding: 0; margin: 0 0 24px; }
ul.actions li {
  position: relative;
  padding: 14px 16px 14px 48px;
  margin-bottom: 10px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
}
ul.actions li::before {
  content: "";
  position: absolute;
  left: 20px; top: 24px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.closer {
  font-family: var(--display);
  font-size: clamp(18px, 3vw, 22px);
  line-height: 1.35;
  color: #fff;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 24px 22px;
  margin: 32px 0 0;
  text-align: center;
}

/* ---------- Sources ---------- */
.sources { list-style: none; padding: 0; margin: 0; }
.sources li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  word-break: break-all;
}
.sources li:last-child { border-bottom: none; }

/* ---------- Home page ---------- */
.home-intro {
  font-size: 20px;
  color: var(--text-soft);
  line-height: 1.55;
  margin: 0 0 8px;
}
.home-sub {
  color: var(--text-muted);
  font-size: 16px;
  margin: 0 0 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}
.section-label {
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin: 0 0 20px;
}
.post-list { display: grid; gap: 16px; margin: 0 0 8px; }
.post-card {
  display: block;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px 24px;
  text-decoration: none;
  color: inherit;
  transition: border-color .15s ease, background .15s ease;
}
.post-card:hover { border-color: var(--accent); background: #1d2739; }
.post-card h2 {
  font-family: var(--display);
  font-size: clamp(19px, 3vw, 23px);
  line-height: 1.25;
  color: #fff;
  margin: 0 0 8px;
  padding: 0;
  border: none;
}
.post-card:hover h2 { color: var(--accent); }
.post-card p { color: var(--text-soft); font-size: 16px; margin: 0 0 12px; }
.post-card .date {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0;
}

/* ---------- Connect / Substack block ---------- */
.connect {
  max-width: 700px;
  margin: 56px auto 0;
  padding: 0 24px;
}
.connect-inner {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 8px;
  padding: 30px 28px 32px;
  text-align: center;
}
.connect h2 {
  font-family: var(--display);
  font-size: clamp(20px, 3.2vw, 25px);
  line-height: 1.25;
  color: #fff;
  margin: 0 0 12px;
  padding: 0;
  border: none;
}
.connect p {
  color: var(--text-soft);
  font-size: 16px;
  max-width: 480px;
  margin: 0 auto 22px;
}
.connect-btn {
  display: inline-block;
  background: var(--accent);
  color: #111827;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: 6px;
  text-decoration: none;
}
.connect-btn:hover { background: #ffb85c; color: #111827; }

.nav a.nav-substack { color: var(--accent); font-weight: 600; }
.nav a.nav-substack:hover { color: #ffbd6b; }

/* ---------- Footer ---------- */
.site-foot {
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 44px 24px 40px;
  color: var(--text-muted);
  font-size: 14px;
}
.site-foot p { margin: 0 0 8px; }
.site-foot a { color: var(--text-soft); }

.take-it {
  max-width: 620px;
  margin: 0 auto 26px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.65;
  text-align: left;
}
.take-it strong { color: var(--accent); font-weight: 600; }

.foot-name { color: var(--text-muted); }
.foot-name a { color: var(--text-soft); text-decoration: none; }
.foot-name a:hover { color: var(--accent); }

@media (max-width: 640px) {
  body { font-size: 17px; }
  .topbar { padding: 12px 16px; flex-wrap: wrap; }
  .banner { order: 3; flex-basis: 100%; max-width: none; }
  .top-spacer { display: none; }
  article, .home { padding: 36px 16px 32px; }
  ol.scopes li { padding-left: 50px; }
  .post-card { padding: 18px 18px; }
}