/* Callista — callista.familybusiness.se
 *
 * Palette lifted from WIFU's own theme (bergauf). Note the contrast constraint:
 * #309ABE on white is ~3.1:1, which is fine for large headings, fills and rules but
 * NOT for body copy. Body text is always --navy or near-black. Do not "brighten" it.
 */

:root {
  --navy:  #22416C;   /* primary — all body copy */
  --cyan:  #309ABE;   /* accent — rules, fills, large headings only */
  --tert:  #3C6D9D;   /* secondary text */
  --grey:  #ECECEC;   /* borders, panels */
  --mid:   #9B9B9B;   /* muted text */
  --ink:   #16202E;   /* near-black for long-form reading */
  --bg:    #ffffff;
  --panel: #F7F9FB;
}

/* Self-hosted, per the brand spec — no third-party font CDN, so no external request
 * and nothing to consent to. The .woff2 files belong in ./fonts/. Until they land the
 * stacks below fall back cleanly, so the site is never blocked on the asset drop. */
@font-face {
  font-family: 'Roboto Condensed';
  src: url('./fonts/roboto-condensed-700.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('./fonts/roboto-400.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  src: url('./fonts/roboto-500.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: 'Roboto', system-ui, -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

.wrap { max-width: 46rem; margin: 0 auto; padding: 0 1.5rem; }

/* ---------------------------------------------------------------- header */
header {
  border-bottom: 1px solid var(--grey);
  background: var(--bg);
}
.bar {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 1.1rem 0;
  max-width: 46rem; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem;
}

/* The wordmark. NOTE: this is typographic on purpose — logo.svg and mark.svg are being
 * finalised separately. When they arrive, replace the .wordmark span with:
 *   <img src="logo.svg" alt="Callista" height="28">
 * The WIFU logo deliberately does NOT appear here: callista.familybusiness.se is a
 * CeFEO-operated domain, and a WIFU mark in the header would read as "published by WIFU". */
.wordmark {
  font-family: 'Roboto Condensed', 'Arial Narrow', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: .01em;
  color: var(--navy);
  text-decoration: none;
  white-space: nowrap;
}
.wordmark::before {
  content: ""; display: inline-block;
  width: .55rem; height: .55rem; border-radius: 50%;
  background: var(--cyan); margin-right: .5rem; vertical-align: .05em;
}

nav { margin-left: auto; display: flex; gap: 1.25rem; flex-wrap: wrap; }
nav a {
  color: var(--tert); text-decoration: none; font-size: .95rem; font-weight: 500;
  padding-bottom: 2px; border-bottom: 2px solid transparent;
}
nav a:hover { color: var(--navy); }
nav a[aria-current="page"] { color: var(--navy); border-bottom-color: var(--cyan); }

/* ------------------------------------------------------------------ type */
h1, h2, h3 {
  font-family: 'Roboto Condensed', 'Arial Narrow', system-ui, sans-serif;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
  letter-spacing: -.005em;
}
h1 { font-size: 2.3rem; margin: 2.5rem 0 .5rem; }
h2 { font-size: 1.45rem; margin: 2.75rem 0 .6rem; }
h3 { font-size: 1.1rem; margin: 1.75rem 0 .4rem; font-family: 'Roboto', system-ui, sans-serif; font-weight: 500; }

.lede { font-size: 1.15rem; color: var(--tert); margin: 0 0 2rem; }

p { margin: 0 0 1.1rem; }
a { color: var(--navy); text-decoration-color: var(--cyan); text-underline-offset: 2px; }
a:hover { color: var(--cyan); }

ul, ol { margin: 0 0 1.1rem; padding-left: 1.3rem; }
li { margin-bottom: .45rem; }

hr { border: 0; border-top: 2px solid var(--cyan); margin: 2.5rem 0; }

code, .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em;
  background: var(--panel);
  border: 1px solid var(--grey);
  border-radius: 5px;
  padding: .1rem .35rem;
  word-break: break-all;
}

/* --------------------------------------------------------------- panels */
.panel {
  background: var(--panel);
  border: 1px solid var(--grey);
  border-radius: 12px;
  padding: 1.25rem 1.4rem;
  margin: 0 0 1.4rem;
}
.panel.accent { border-left: 4px solid var(--cyan); }
.panel h3 { margin-top: 0; }
.panel :last-child { margin-bottom: 0; }

/* URL to copy on the install page */
.endpoint {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 1rem;
  background: var(--navy);
  color: #fff;
  border: 0;
  border-radius: 10px;
  padding: .9rem 1.1rem;
  margin: 0 0 1.4rem;
  word-break: break-all;
}

/* numbered steps */
ol.steps { list-style: none; padding: 0; counter-reset: s; }
ol.steps > li {
  counter-increment: s;
  position: relative;
  padding-left: 2.6rem;
  margin-bottom: 1.5rem;
}
ol.steps > li::before {
  content: counter(s);
  position: absolute; left: 0; top: .05rem;
  width: 1.8rem; height: 1.8rem;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--cyan); color: #fff;
  font-family: 'Roboto Condensed', system-ui, sans-serif;
  font-weight: 700; font-size: .95rem;
}

/* stat row */
.stats { display: flex; flex-wrap: wrap; gap: 1.75rem; margin: 0 0 1.5rem; }
.stat b {
  display: block;
  font-family: 'Roboto Condensed', 'Arial Narrow', system-ui, sans-serif;
  font-weight: 700; font-size: 2rem; line-height: 1.1; color: var(--navy);
}
.stat span { color: var(--tert); font-size: .9rem; }

/* FAQ */
details {
  border-bottom: 1px solid var(--grey);
  padding: 1rem 0;
}
details summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--navy);
  list-style: none;
  display: flex; gap: .6rem; align-items: flex-start;
}
details summary::-webkit-details-marker { display: none; }
details summary::before {
  content: "+"; color: var(--cyan); font-weight: 700; line-height: 1.5;
}
details[open] summary::before { content: "–"; }
details > *:not(summary) { margin-top: .8rem; }

/* --------------------------------------------------------------- footer */
footer {
  margin-top: 4rem;
  border-top: 1px solid var(--grey);
  padding: 2rem 0 3rem;
  color: var(--mid);
  font-size: .9rem;
}
footer a { color: var(--tert); }

/* --------------------------------------------------------------- mobile */
@media (max-width: 34rem) {
  body { font-size: 16px; }
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.25rem; }
  .bar { flex-wrap: wrap; gap: .75rem 1rem; }
  nav { margin-left: 0; width: 100%; gap: 1rem; }
  .stats { gap: 1.1rem 1.75rem; }
}

/* Respect the reader's theme where it costs nothing, but keep the palette:
 * this is a brand surface, so dark mode inverts the shell, not the accents. */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10161F; --panel: #182231; --grey: #2A3646;
    --ink: #E4EAF1; --navy: #8FB6D8; --tert: #9FB6CC; --mid: #7C8B9C;
  }
  .endpoint { background: #1B2942; }
  ol.steps > li::before { color: #0E141C; }
}