/* The look of the Speaks4 app and website plan: navy #0F2A43, the logo's green 4, system fonts only.
   System fonts on purpose: a font fetched from another company's server would tell that company about every visitor. */
:root {
  --navy: #0f2a43;
  --navy-line: #2d4a66;
  --on-navy: #d5dee9;
  --on-navy-muted: #b4c2d3;
  --white: #ffffff;
  --link: #8fc6ef;
  --link-hover: #c4e2f8;
  --green: #26c3a1;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--navy);
  color: var(--on-navy);
  font-family: var(--font);
  font-size: 1.125rem;
  line-height: 1.55;
}
h1, h2, p { margin: 0; }
a { color: var(--link); }
a:hover { color: var(--link-hover); }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; border-radius: 4px; }

.top, main, footer { width: 100%; max-width: 44rem; margin-inline: auto; padding-inline: 1.5rem; }

.top { padding-top: 2.5rem; }
.logo { display: block; width: min(15rem, 70%); height: auto; }

main { flex: 1 0 auto; padding-top: 4rem; padding-bottom: 3rem; }
h1 { color: var(--white); font-size: clamp(2rem, 6vw, 3rem); line-height: 1.15; font-weight: 700; letter-spacing: -0.01em; max-width: 22ch; }
.lead { margin-top: 1.5rem; max-width: 36rem; }
.privacy { margin-top: 1.5rem; color: var(--white); font-weight: 600; border-left: 4px solid var(--green); padding-left: 1rem; max-width: 36rem; }

.actions { margin-top: 2.5rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; }
.btn { display: inline-flex; gap: 0.6rem; align-items: baseline; padding: 0.75rem 1.4rem; border: 2px solid var(--navy-line); border-radius: 10px; color: var(--on-navy-muted); font-weight: 600; cursor: default; user-select: none; }
.soon { font-weight: 400; color: var(--green); }
.contact { color: var(--on-navy); }

footer { padding-top: 2rem; padding-bottom: 3rem; border-top: 1px solid var(--navy-line); font-size: 0.95rem; }
.standing { color: var(--white); font-weight: 600; }
footer nav { margin-top: 0.5rem; }
.fine { margin-top: 2rem; max-width: 36rem; color: var(--on-navy-muted); scroll-margin-top: 1rem; }
.fine h2 { color: var(--white); font-size: 1rem; margin-bottom: 0.5rem; }
.fine p + p { margin-top: 0.5rem; }
.fine:target { outline: 2px solid var(--navy-line); outline-offset: 0.75rem; border-radius: 6px; }

@media (min-width: 40rem) { .top { padding-top: 3.5rem; } main { padding-top: 5rem; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }