:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --ink: #101010;
  --muted: #6b6f6c;
  --line: #e9e9e9;
  --line-strong: #d9d9d9;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
a { color: inherit; text-decoration-color: #bdbdbd; text-underline-offset: .18em; }
a:hover { text-decoration-color: #111; }

.topbar {
  max-width: 1060px;
  margin: 0 auto;
  padding: 18px 20px 15px;
  display: flex;
  align-items: center;
  gap: 22px;
  border-bottom: 1px solid var(--line);
}
.brand {
  color: var(--ink);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .02em;
  text-decoration: none;
  text-transform: uppercase;
}

.page {
  width: min(900px, calc(100vw - 36px));
  margin: 0 auto;
  padding: 30px 0 72px;
}
.live-line {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.lede {
  margin: 0 0 30px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
h1 {
  max-width: 820px;
  margin: 0 0 17px;
  font-size: clamp(2.35rem, 6.2vw, 4.55rem);
  line-height: .98;
  letter-spacing: -0.055em;
  font-weight: 900;
}
.lede p {
  max-width: 690px;
  margin: 0;
  color: #434946;
  font-size: 19px;
}

.feed {
  display: grid;
  gap: 0;
}
.signal-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 19px 0 22px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.rank {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #444;
  font-size: 15px;
  font-weight: 850;
}
.signal-body { min-width: 0; }
.meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .075em;
  text-transform: uppercase;
}
.meta span:not(:last-child)::after {
  content: "·";
  margin-left: 8px;
  color: #b7b7b7;
}
h2 {
  margin: 0 0 8px;
  font-size: clamp(1.16rem, 2.4vw, 1.55rem);
  line-height: 1.22;
  letter-spacing: -0.035em;
  font-weight: 850;
}
.signal-card p:last-child {
  max-width: 760px;
  margin: 0;
  color: #4c524f;
  font-size: 15px;
}

footer {
  width: min(900px, calc(100vw - 36px));
  margin: 0 auto 54px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
footer p { margin: 0 0 7px; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  .topbar { align-items: flex-start; flex-wrap: wrap; gap: 12px; }
  .brand { width: 100%; }
  .page { width: min(100% - 28px, 900px); padding-top: 24px; }
  h1 { font-size: 3rem; }
  .lede p { font-size: 17px; }
  .signal-card { grid-template-columns: 40px 1fr; gap: 12px; }
  .rank { width: 32px; height: 32px; border-radius: 9px; }
}