/* bootpick site styles, shared by index.html and tested/index.html (same base as mouse.3m4.net). */
  :root {
    --bg: #fafafb;
    --bg-elev: #ffffff;
    --surface-hover: #f0f0f5;
    --fg: #17171c;
    --fg-muted: #5c5c68;
    --line: #e3e3e9;
    --accent: #0284c7;
    --accent-fg: #ffffff;
    --code-bg: #15161b;
    --code-fg: #e9e9ef;
    --ok: #1d9a5b;
    --max: 1040px;
    color-scheme: light;
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #0f1014;
      --bg-elev: #17181e;
      --surface-hover: #1e2028;
      --fg: #ececf1;
      --fg-muted: #a0a0ad;
      --line: #2a2b33;
      --accent: #38bdf8;
      --accent-fg: #0b1220;
      --code-bg: #07080b;
      --code-fg: #e7e7ee;
      color-scheme: dark;
    }
  }
  :root[data-theme="dark"] {
    --bg: #0f1014; --bg-elev: #17181e; --surface-hover: #1e2028; --fg: #ececf1; --fg-muted: #a0a0ad;
    --line: #2a2b33; --accent: #38bdf8; --accent-fg: #0b1220;
    --code-bg: #07080b; --code-fg: #e7e7ee;
    color-scheme: dark;
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0; background: var(--bg); color: var(--fg);
    font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Cantarell, "Noto Sans", sans-serif;
    -webkit-font-smoothing: antialiased;
  }
  a { color: var(--accent); text-decoration: none; }
  a:hover { text-decoration: underline; }
  .wrap { max-width: var(--max); margin: 0 auto; padding: 0 16px; }
  header.top {
    position: sticky; top: 0; z-index: 10; backdrop-filter: blur(10px);
    background: color-mix(in srgb, var(--bg) 82%, transparent);
    border-bottom: 1px solid var(--line);
  }
  header.top .wrap { display: flex; align-items: center; gap: 16px; height: 56px; }
  .brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--fg); }
  .brand svg { width: 26px; height: 26px; }
  nav { margin-inline-start: auto; display: flex; gap: 18px; font-size: 14px; align-items: center; }
  nav a { color: var(--fg-muted); }
  nav a:hover { color: var(--fg); text-decoration: none; }
  .top-controls { display: flex; align-items: center; gap: 8px; }
  @media (max-width: 760px) { nav .hide-sm { display: none; } }

  /* Theme toggle + language selector, same look as the other 3m4.net pages. */
  #theme-toggle {
    display: flex; align-items: center; background: var(--bg-elev); border: 1px solid var(--line);
    color: var(--fg); border-radius: 999px; padding: 6px 11px; font-size: 0.85rem; line-height: 1.4;
    cursor: pointer; font-family: inherit;
  }
  #theme-toggle:hover { background: var(--surface-hover); border-color: var(--accent); }
  .lang-sel { position: relative; }
  .lang-sel > button {
    display: flex; align-items: center; gap: 7px;
    background: var(--bg-elev); border: 1px solid var(--line);
    color: var(--fg); border-radius: 999px; padding: 6px 13px;
    font-weight: 600; cursor: pointer; font-size: 0.85rem; font-family: inherit;
  }
  .lang-sel > button:hover { background: var(--surface-hover); border-color: var(--accent); }
  .lang-sel > button .caret { opacity: 0.6; font-size: 0.8em; }
  @media (max-width: 640px) { .lang-sel > button .lname { display: none; } }
  .lang-sel .panel {
    position: absolute; top: calc(100% + 8px); inset-inline-end: 0; z-index: 60;
    background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px;
    padding: 8px; min-width: 230px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  }
  .lang-sel .panel input {
    width: 100%; box-sizing: border-box; margin-bottom: 8px;
    background: var(--bg); border: 1px solid var(--line);
    border-radius: 8px; color: var(--fg); padding: 6px 10px;
    font-size: 0.92em; font-family: inherit;
  }
  .lang-sel .panel input::placeholder { color: var(--fg-muted); }
  .lang-sel .list { max-height: 288px; overflow-y: auto; }
  .lang-sel .list button {
    display: flex; align-items: center; gap: 9px; width: 100%;
    background: none; border: none; color: var(--fg); cursor: pointer;
    padding: 7px 10px; border-radius: 8px; font-size: 0.92em; text-align: start;
    font-family: inherit;
  }
  .lang-sel .list button:hover { background: var(--surface-hover); }
  .lang-sel .list button.active { background: color-mix(in srgb, var(--accent) 22%, transparent); }

  .hero { padding-top: 72px; padding-bottom: 40px; }  /* keep .wrap's side gutter */
  .hero h1 { font-size: clamp(32px, 5.5vw, 54px); line-height: 1.08; margin: 0 0 16px; letter-spacing: -0.02em; }
  .hero h1 span.accent { color: var(--accent); }
  .hero p.lead { font-size: 19px; color: var(--fg-muted); max-width: 640px; margin: 0 0 28px; }
  .cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
  .btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; border-radius: 10px;
    font-weight: 600; border: 1px solid var(--line); background: var(--bg-elev); color: var(--fg);
  }
  .btn:hover { text-decoration: none; border-color: var(--fg-muted); }
  .btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
  .btn.primary:hover { filter: brightness(1.08); }
  .pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 22px; }
  .pill { font-size: 13px; color: var(--fg-muted); border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px; background: var(--bg-elev); }

  section { padding: 44px 0; border-top: 1px solid var(--line); }
  h2 { font-size: 26px; margin: 0 0 8px; letter-spacing: -0.01em; }
  .sub { color: var(--fg-muted); margin: 0 0 24px; max-width: 680px; }
  h3 { font-size: 18px; margin: 28px 0 10px; }

  .grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
  .card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
  .card .g { font-size: 13px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
  .card .r { font-weight: 600; }
  .card .n { color: var(--fg-muted); font-size: 14px; margin-top: 4px; }

  pre {
    position: relative; margin: 0; background: var(--code-bg); color: var(--code-fg);
    border-radius: 12px; padding: 14px 52px 14px 16px; overflow-x: auto; direction: ltr; text-align: left;
    font: 13.5px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  }
  pre + pre, .step + .step { margin-top: 10px; }
  code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace; direction: ltr; unicode-bidi: embed; }
  p code, li code, td code, div code { background: color-mix(in srgb, var(--fg) 8%, transparent); padding: 1px 5px; border-radius: 5px; font-size: 0.92em; }
  .copy {
    position: absolute; top: 8px; right: 8px; font: 12px system-ui, sans-serif; cursor: pointer;
    background: rgba(255,255,255,.08); color: var(--code-fg); border: 1px solid rgba(255,255,255,.14);
    border-radius: 7px; padding: 4px 9px;
  }
  .copy:hover { background: rgba(255,255,255,.16); }
  .copy.done { color: #7ee2a8; border-color: #7ee2a8; }

  .tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 18px 0 12px; }
  .tab {
    border: 1px solid var(--line); background: var(--bg-elev); color: var(--fg-muted);
    border-radius: 999px; padding: 6px 13px; font-size: 14px; cursor: pointer; font-family: inherit;
  }
  .tab[aria-selected="true"] { background: var(--fg); color: var(--bg); border-color: var(--fg); }
  .panel-tab { display: none; }
  .panel-tab[data-active] { display: block; }
  .panel-tab p { margin: 8px 0 10px; color: var(--fg-muted); font-size: 15px; }

  table { width: 100%; border-collapse: collapse; font-size: 15px; }
  th, td { text-align: start; padding: 10px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
  th { color: var(--fg-muted); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .05em; }
  .tbl { overflow-x: auto; }

  .two { display: grid; gap: 28px; grid-template-columns: 1.15fr 1fr; align-items: start; }
  @media (max-width: 760px) { .two { grid-template-columns: 1fr; } }
  ol.steps { padding-inline-start: 20px; margin: 0; }
  ol.steps li { margin-bottom: 10px; }
  ul.plain { padding-inline-start: 20px; margin: 0; }
  ul.plain li { margin-bottom: 6px; }

  .note { border-inline-start: 3px solid var(--accent); padding: 8px 14px; background: var(--bg-elev); border-radius: 10px; color: var(--fg-muted); font-size: 15px; margin-top: 16px; }

  footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--fg-muted); font-size: 14px; }
  footer .links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 0 0 12px; }
  footer .links a { color: var(--fg-muted); text-decoration: underline; }
  footer .links a:hover { color: var(--fg); }
  footer p { margin: 6px 0; }

/* payments "Buy me a beer" mounts (pay.js). Empty until the button renders (and when pay.js hides it), so they take no space then. */
#support { margin: 0 0 16px; }
#support:empty { display: none; }
#support .m4p { --m4p-fg: var(--accent-fg); }
/* payments supporters list mount (pay.js data-kind="supporters"). Empty until the portal returns at least one supporter. */
#supporters { margin: 0 0 16px; }
#supporters:empty { display: none; }
/* Hero CTA row: rendered, it matches the .btn size next to it. */
#support-hero:empty { display: none; }
#support-hero .m4p { --m4p-fg: var(--accent-fg); padding: 11px 18px; border: 1px solid transparent; border-radius: 10px; font-size: 16px; line-height: 1.55; }


/* Screenshots */
.shot { margin: 0; }
.shot img { display: block; width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--line); box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28); }
.shot figcaption { color: var(--fg-muted); font-size: 14px; margin-top: 10px; }
.hero-shot { margin-top: 40px; }
.gallery { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.beta { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: 1px 8px; margin-inline-start: 4px; vertical-align: middle; }
.note.warn { border-inline-start-color: #e0a31f; }