/* Binderpunk site — shared styling.
 *
 * Deliberately loads nothing from a third party: no webfonts, no CDN, no
 * analytics. A privacy policy that phones out to a font host to render
 * itself would undercut the thing it is claiming. System fonts only.
 */

:root {
  --paper:     #FBFAFB;
  --surface:   #FFFFFF;
  --ink:       #14131A;
  --ink-soft:  #45414F;
  --ink-mute:  #6B6577;
  --rule:      #E2DDE6;
  --accent:    #B8005E;
  --accent-bg: #FDF0F5;

  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper:     #08090B;
    --surface:   #14151A;
    --ink:       #ECEAF0;
    --ink-soft:  #BDB7C6;
    --ink-mute:  #8B8497;
    --rule:      #2A2A33;
    --accent:    #FF57A0;
    --accent-bg: #2C0A1B;
  }
}

/* The viewer's own toggle, if any, must beat the media query both ways. */
:root[data-theme="dark"] {
  --paper:#08090B; --surface:#14151A; --ink:#ECEAF0; --ink-soft:#BDB7C6;
  --ink-mute:#8B8497; --rule:#2A2A33; --accent:#FF57A0; --accent-bg:#2C0A1B;
}
:root[data-theme="light"] {
  --paper:#FBFAFB; --surface:#FFFFFF; --ink:#14131A; --ink-soft:#45414F;
  --ink-mute:#6B6577; --rule:#E2DDE6; --accent:#B8005E; --accent-bg:#FDF0F5;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.25rem 6rem;
}

/* ---- Masthead ------------------------------------------------------- */

header.top {
  display: flex;
  align-items: baseline;
  gap: 1rem 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 2.5rem;
}

.brand {
  font-family: var(--mono);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

nav.top-nav {
  margin-left: auto;
  display: flex;
  gap: 1.25rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

nav.top-nav a { color: var(--ink-mute); text-decoration: none; }
nav.top-nav a:hover,
nav.top-nav a[aria-current="page"] { color: var(--accent); }

/* ---- Type ----------------------------------------------------------- */

h1 {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  text-wrap: balance;
}

h2 {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 2.75rem 0 0.85rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--rule);
}

h3 { font-size: 1.05rem; margin: 1.75rem 0 0.5rem; }

p, li { color: var(--ink-soft); }
p { margin: 0 0 1rem; }
ul { padding-left: 1.2rem; margin: 0 0 1rem; }
li { margin-bottom: 0.5rem; }
strong { color: var(--ink); font-weight: 600; }
a { color: var(--accent); }

.standfirst {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

.stamp {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ---- The headline claim --------------------------------------------- */

.claim {
  background: var(--accent-bg);
  border-left: 3px solid var(--accent);
  padding: 1.15rem 1.35rem;
  margin: 2rem 0;
}
.claim p { margin: 0; color: var(--ink); }
.claim p + p { margin-top: 0.6rem; }

.card {
  background: var(--surface);
  border: 1px solid var(--rule);
  padding: 1.15rem 1.35rem;
  margin: 1.25rem 0;
}
.card :last-child { margin-bottom: 0; }

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--surface);
  border: 1px solid var(--rule);
  padding: 0.1em 0.35em;
  border-radius: 3px;
}

footer.foot {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9rem;
  color: var(--ink-mute);
}
footer.foot p { color: var(--ink-mute); font-size: 0.9rem; }

@media (max-width: 30rem) {
  .wrap { padding-top: 2rem; }
  nav.top-nav { margin-left: 0; width: 100%; gap: 1rem; }
}