/* Shared styles for the marketing pages. Tokens match join.html. */

:root {
  --accent: #6d28d9;
  --accent-dark: #5b21b6;
  --accent-pale: #f4f0ff;
  --accent-text: #4c1d95;
  --deep: #0d0b16;
  --deep-sub: #a99fd1;

  --ground: #faf9fc;
  --surface: #ffffff;
  --ink: #16131f;
  --ink-2: #4a4458;
  --ink-3: #746d86;
  --rule: #e4e0ef;
  --rule-2: #cec6e4;

  --f-display: "Work Sans", "IBM Plex Sans", ui-sans-serif, sans-serif;
  --f-body: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
}

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

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 62rem; margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: 40rem; }

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: #fff;
  color: var(--ink);
  padding: 0.4rem 0.7rem;
  z-index: 2;
  border-radius: 4px;
}
.skip:focus { top: 0.5rem; }

header.mast { background: var(--deep); color: #fff; padding: 1.1rem 0; }
.mast-row { display: flex; align-items: baseline; gap: 0.9rem; }
.wordmark {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  color: #fff;
  text-decoration: none;
}
.wordmark:hover { color: #fff; }
.mast .tag {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--deep-sub);
  letter-spacing: 0.04em;
}
.mast-link {
  margin-left: auto;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}
.mast-link:hover { color: var(--deep-sub); }
.mast-link:focus-visible { outline: 3px solid var(--accent-pale); outline-offset: 3px; }

h1 {
  font-family: var(--f-display);
  font-size: clamp(2.05rem, 5.4vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.08;
  text-wrap: balance;
  margin: 0 0 1.15rem;
}
h2 {
  font-family: var(--f-display);
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.18;
  text-wrap: balance;
  margin: 0 0 1rem;
}
h3 {
  font-family: var(--f-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 0.2rem;
}

.lede { font-size: 1.12rem; color: var(--ink-2); margin: 0 0 1.6rem; max-width: 38rem; }
.prose p { color: var(--ink-2); margin: 0 0 0.95rem; max-width: 40rem; }
.prose p:last-child { margin-bottom: 0; }
.prose .note { color: var(--ink-3); }

a { color: var(--accent-text); }
a:hover { color: var(--accent-dark); }

.btn {
  display: inline-block;
  font-family: var(--f-body);
  font-size: 0.97rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  text-decoration: none;
  border-radius: 4px;
  padding: 0.72rem 1.15rem;
  line-height: 1.3;
}
.btn:hover { background: var(--accent-dark); color: #fff; }
.btn:focus-visible { outline: 3px solid var(--accent-pale); outline-offset: 2px; }

.note {
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  margin: 0.95rem 0 0;
}

.hero { padding: 3.5rem 0 3.25rem; }

.section { border-top: 1px solid var(--rule); padding: 3.15rem 0; }

.points { display: grid; gap: 1.25rem; max-width: 40rem; margin: 0 0 1.5rem; }
.points article { position: relative; padding-left: 1.35rem; }
.points article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}
.points h2 {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 0 0 0.2rem;
}
.points article p { margin: 0; color: var(--ink-2); }
.callout {
  margin: 0;
  padding: 0.9rem 1rem;
  background: var(--accent-pale);
  border-radius: 4px;
  color: var(--accent-text);
  font-weight: 600;
  max-width: 40rem;
}
.more { margin: 0.25rem 0 0; }
.more a { font-weight: 600; }
.more a:focus-visible { outline: 3px solid var(--accent-pale); outline-offset: 2px; }

.eyebrow {
  font-family: var(--f-mono);
  font-size: 0.71rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--accent);
  margin: 0 0 0.7rem;
}
.finding {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  border-radius: 0 5px 5px 0;
  padding: 1.15rem 1.35rem;
  margin-top: 1.5rem;
  max-width: 44rem;
}
.finding .summary { font-weight: 500; margin: 0 0 0.85rem; }
.finding blockquote {
  margin: 0;
  padding: 0.6rem 0.85rem;
  background: var(--accent-pale);
  border-radius: 4px;
  font-family: var(--f-mono);
  font-size: 0.86rem;
  color: var(--accent-text);
}

.band {
  background: var(--deep);
  color: #fff;
  padding: 3.4rem 0;
}
.band h2 { color: #fff; }
.band .lede { color: var(--deep-sub); margin-bottom: 1.4rem; }
.band .btn { background: #fff; color: var(--deep); }
.band .btn:hover { background: var(--accent-pale); color: var(--accent-text); }
.band .write { color: var(--deep-sub); margin: 1rem 0 0; }
.band .write a { color: #fff; }
.band .write a:hover { color: var(--accent-pale); }
.band .write a:focus-visible { outline: 3px solid var(--accent-pale); outline-offset: 2px; }

footer {
  border-top: 1px solid var(--rule);
  padding: 1.7rem 0 3rem;
  font-size: 0.84rem;
  color: var(--ink-3);
}
footer p { margin: 0 0 0.35rem; }
footer .disclaimer { margin-bottom: 0.85rem; }
footer nav { display: flex; flex-wrap: wrap; gap: 0.35rem 0.15rem; align-items: baseline; }
footer nav a { color: var(--ink-3); text-decoration: none; }
footer nav a:hover { color: var(--ink); text-decoration: underline; }
footer nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
footer nav .sep { color: var(--rule-2); }
footer a:focus-visible { outline: 3px solid var(--accent-pale); outline-offset: 2px; }

@media (max-width: 40rem) {
  .mast .tag { display: none; }
  .hero { padding: 2.6rem 0 2.4rem; }
  .section { padding: 2.5rem 0; }
  .band { padding: 2.6rem 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}