/* COACHINT documentation site. Black and white like the app: grey for structure, no other colours. */
:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #5f5f5f;
  --line: #e2e2e2;
  --soft: #f5f5f5;
  --code: #f2f2f2;
  color-scheme: light;
}
/* dark: the device's setting (Auto), or Dark picked in the top bar */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #000000; /* the inverted logo sits on pure black */
    --fg: #ededed;
    --muted: #a0a0a0;
    --line: #2a2a2a;
    --soft: #121212;
    --code: #1a1a1a;
    color-scheme: dark;
  }
  :root:not([data-theme="light"]) .logo-light { display: none; }
  :root:not([data-theme="light"]) .logo-dark { display: inline; }
}
:root[data-theme="dark"] {
  --bg: #000000;
  --fg: #ededed;
  --muted: #a0a0a0;
  --line: #2a2a2a;
  --soft: #121212;
  --code: #1a1a1a;
  color-scheme: dark;
}
.logo-dark { display: none; }
:root[data-theme="dark"] .logo-light { display: none; }
:root[data-theme="dark"] .logo-dark { display: inline; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

/* top bar */
.top {
  position: sticky; top: 0; z-index: 2;
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  padding: 12px max(16px, calc((100% - 1180px) / 2));
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.brand { display: block; line-height: 0; }
.brand img { height: 36px; width: auto; border: 0; border-radius: 0; margin: 0; }
.pages { display: flex; flex-wrap: wrap; gap: 4px 18px; flex: 1; }
.pages a { text-decoration: none; color: var(--muted); font-size: 15px; padding: 4px 0; }
.pages a:hover { color: var(--fg); }
.pages a[aria-current="page"] { color: var(--fg); font-weight: 600; border-bottom: 2px solid var(--fg); }

/* Auto / Light / Dark, and the language menu */
.prefs { display: flex; align-items: center; gap: 10px; }
.themes { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; }
.themes button { font: inherit; font-size: 13px; color: var(--muted); background: none; border: 0; border-radius: 999px; padding: 3px 10px; cursor: pointer; }
.themes button:hover { color: var(--fg); }
.themes button[aria-pressed="true"] { background: var(--fg); color: var(--bg); }
.langs { position: relative; }
.langs summary { list-style: none; cursor: pointer; font-size: 14px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; }
.langs summary::-webkit-details-marker { display: none; }
.langs summary::after { content: " ▾"; }
.langs summary:hover, .langs[open] summary { color: var(--fg); border-color: var(--fg); }
.langs nav { position: absolute; right: 0; top: calc(100% + 6px); z-index: 3; min-width: 150px; display: flex; flex-direction: column; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 6px; box-shadow: 0 6px 24px rgba(0, 0, 0, .12); }
.langs nav a { text-decoration: none; color: var(--fg); padding: 6px 10px; border-radius: 6px; font-size: 15px; }
.langs nav a:hover { background: var(--soft); }
.langs nav a[aria-current="page"] { font-weight: 600; }
.langs nav a[aria-current="page"]::after { content: " ✓"; }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 2px; }

/* page with a list of sections on the left */
.layout { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.layout.with-toc { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; }
main { max-width: 760px; padding: 24px 0 64px; min-width: 0; }
.layout.single main { margin: 0 auto; }
.toc { position: sticky; top: 76px; align-self: start; max-height: calc(100vh - 92px); overflow: auto; padding: 32px 0; font-size: 14px; }
.toc summary { list-style: none; cursor: pointer; }
.toc summary::-webkit-details-marker { display: none; }
.toc summary { margin: 0 0 8px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.toc ul { list-style: none; margin: 0; padding: 0; }
.toc li { margin: 0; }
.toc a { display: block; padding: 4px 0 4px 12px; border-left: 2px solid var(--line); text-decoration: none; color: var(--muted); }
.toc a:hover { color: var(--fg); border-left-color: var(--fg); }

/* text */
h1 { font-size: 2.1rem; line-height: 1.2; margin: 16px 0 8px; letter-spacing: -.01em; }
h2 { font-size: 1.45rem; line-height: 1.3; margin: 48px 0 12px; padding-top: 8px; scroll-margin-top: 80px; }
h3 { font-size: 1.15rem; margin: 32px 0 8px; scroll-margin-top: 80px; }
h4 { font-size: 1rem; margin: 24px 0 6px; }
h1 + p em, main > p:first-of-type em { color: var(--muted); }
p, ul, ol, table, pre, blockquote { margin: 0 0 16px; }
li { margin: 4px 0; }
li > ul, li > ol { margin: 4px 0 0; }
hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
blockquote { margin-left: 0; padding: 12px 16px; background: var(--soft); border-left: 3px solid var(--fg); border-radius: 0 8px 8px 0; }
blockquote p:last-child { margin-bottom: 0; }
code { font: .88em/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--code); padding: 1px 5px; border-radius: 4px; overflow-wrap: anywhere; }
pre { background: var(--code); padding: 12px 16px; border-radius: 8px; overflow-x: auto; }
pre code { padding: 0; background: none; }
table { border-collapse: collapse; width: 100%; font-size: .94rem; display: block; overflow-x: auto; }
th, td { text-align: left; vertical-align: top; padding: 8px 12px; border-bottom: 1px solid var(--line); }
th { font-weight: 600; border-bottom: 2px solid var(--fg); }
img { max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: 8px; margin: 8px 0; }
img[src$="-phone.png"] { max-width: min(320px, 100%); display: block; margin: 8px auto; }
img[src$="manual-add-activity.png"], img[src$="manual-edit-activity.png"] { max-width: min(360px, 100%); display: block; }
img[src$="tutorial-import.png"], img[src$="chat.png"], img[src$="chat-key.png"], img[src$="account.png"] { max-width: min(520px, 100%); display: block; }
.note { color: var(--muted); border: 1px dashed var(--line); border-radius: 8px; padding: 8px 12px; }

/* home: the pages as cards */
.page-index main ul { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-top: 32px; }
.page-index main li { position: relative; margin: 0; padding: 20px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); }
.page-index main li a { display: block; color: var(--fg); font-size: 1.15rem; margin-bottom: 4px; text-decoration: none; }
/* the title's link covers the whole tile, so a tap anywhere on it opens the page */
.page-index main li a::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.page-index main li a::before { content: "→"; float: right; color: var(--muted); }
.page-index main li a[href^="http"]::before { content: "↗"; }
.page-index main li:hover, .page-index main li:focus-within { border-color: var(--fg); }
.page-index main li:hover a::before { color: var(--fg); }
.page-index main > p { font-size: 1.15rem; }

footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; padding: 16px; text-align: center; }

@media (max-width: 860px) {
  body { font-size: 16px; }
  .top { display: grid; grid-template-columns: 1fr auto; }
  .pages { grid-column: 1 / -1; grid-row: 2; flex-wrap: nowrap; overflow-x: auto; gap: 18px; }
  .pages a { white-space: nowrap; }
  .toc summary { text-transform: none; letter-spacing: 0; font-size: 15px; color: var(--fg); margin: 0; }
  .toc summary::after { content: " ▾"; }
  .toc[open] summary { margin-bottom: 8px; }
  .layout.with-toc { display: block; }
  .toc { position: static; max-height: none; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .toc ul { columns: 2; column-gap: 16px; }
  .brand img { height: 30px; }
  .top { position: static; }
  h1 { font-size: 1.7rem; }
}
@media (max-width: 480px) {
  .toc ul { columns: 1; }
}