/* Shared by the topic pages (free-ai-agent/, ai-to-do-list/); index.html keeps its own inline copy. */
/* Layout: one narrow column (72ch) like the app window itself, with a wider hero for the screenshots.
   The tokens are the app's own (renderer/styles.css light theme; the dark theme from the README). */
:root{
  --bg:#FBFBFA;--surface:#FFFFFF;--ink:#161616;--muted:#71716C;--faint:#9A9A94;
  --hairline:#E9E9E5;--chip:#F1F1EE;--accent:#2742C8;--accent-dim:#1F36AC;--accent-ink:#FFFFFF;
  --accent-soft:#EEF1FC;--good:#1F7A3E;--good-bg:#E8F5EC;--late:#C03B2B;--late-bg:#FAEBE8;
  --shadow:0 1px 2px rgba(22,22,22,.06),0 12px 32px -16px rgba(22,22,22,.18);
  --display:'Schibsted Grotesk',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'Spline Sans Mono',ui-monospace,'SF Mono',Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#16161D;--surface:#1F1F28;--ink:#E6E6EA;--muted:#9C9CA8;--faint:#6E6E7A;
    --hairline:#33333E;--chip:#2A2A35;--accent:#8FA3FF;--accent-dim:#A7B6FF;--accent-ink:#0F1330;
    --accent-soft:#232842;--good:#7CD69A;--good-bg:#1D2E24;--late:#F09383;--late-bg:#3A2420;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -16px rgba(0,0,0,.7);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#16161D;--surface:#1F1F28;--ink:#E6E6EA;--muted:#9C9CA8;--faint:#6E6E7A;
  --hairline:#33333E;--chip:#2A2A35;--accent:#8FA3FF;--accent-dim:#A7B6FF;--accent-ink:#0F1330;
  --accent-soft:#232842;--good:#7CD69A;--good-bg:#1D2E24;--late:#F09383;--late-bg:#3A2420;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -16px rgba(0,0,0,.7);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--display);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
h1,h2,h3{text-wrap:balance;margin:0;line-height:1.1;font-weight:700;letter-spacing:-.02em}
p{margin:0}
.mono{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted)}
code,kbd{font-family:var(--mono);font-size:.88em;background:var(--chip);border:1px solid var(--hairline);border-radius:4px;padding:1px 5px;white-space:nowrap}
.wrap{max-width:72ch;margin:0 auto}
.wide{max-width:1040px;margin:0 auto}
section{padding-block:56px}
section+section{border-top:1px solid var(--hairline)}
.eyebrow{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;margin-bottom:18px}
.lede{font-size:19px;color:var(--muted);max-width:60ch}
h2{font-size:30px;margin-bottom:10px}
h3{font-size:17px;letter-spacing:-.01em}
.sub{color:var(--muted);max-width:60ch;margin-bottom:28px}

/* top bar */
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:18px;max-width:1040px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px;letter-spacing:-.01em}
.brand img{width:28px;height:28px;border-radius:7px}
.brand:hover{text-decoration:none}
.nav{display:flex;gap:4px 22px;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:var(--muted);font-size:14px;font-weight:500}
.nav a:hover{color:var(--ink);text-decoration:none}

/* hero */
.hero{padding-block:40px 64px}
.hero h1{font-size:clamp(38px,6.4vw,66px);font-weight:800;letter-spacing:-.035em;max-width:16ch}
.hero .lede{margin-top:20px}
.cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:30px}
.btn{display:inline-flex;align-items:center;gap:10px;border-radius:10px;padding:13px 20px;font-weight:600;font-size:15px;line-height:1;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:transform .12s ease,background .12s ease}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:var(--accent-dim)}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--hairline);box-shadow:0 1px 2px rgba(0,0,0,.04)}
.btn-ghost:hover{border-color:var(--faint)}
.btn svg{width:18px;height:18px;flex:none}
.btn small{font-weight:500;opacity:.75;font-size:13px}
.others{margin-top:14px;font-size:14px;color:var(--muted)}
.others a{font-weight:500}
.others .sep{color:var(--faint)}

.shot.demo{max-width:680px;margin:56px auto 0}
.shots{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px;align-items:start}
.shot{background:var(--surface);border:1px solid var(--hairline);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.shot figcaption{padding:10px 14px;border-top:1px solid var(--hairline);display:flex;justify-content:space-between;gap:10px;align-items:baseline;font-size:13px;color:var(--muted)}
.shot figcaption b{color:var(--ink);font-weight:600}
.demo-note{font-size:12px;color:var(--faint);margin-top:12px;text-align:right}
@media (max-width:640px){.shots{grid-template-columns:1fr}.demo-note{text-align:left}}

/* the rule: a mock Agent card */
.rule{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:36px;align-items:center}
@media (max-width:760px){.rule{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--hairline);border-radius:14px;box-shadow:var(--shadow);padding:18px 20px}
.card .task{font-weight:600;font-size:16px;display:flex;gap:10px;align-items:flex-start}
.card .task .st{flex:none;margin-top:3px;font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.08em;padding:3px 8px;border-radius:999px;background:var(--late-bg);color:var(--late)}
.card .q{margin-top:14px;padding:12px 14px;border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 8px 8px 0;font-size:15px}
.card .q b{font-weight:600}
.card .who{margin-bottom:6px}
.card .reply{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.card .reply span{border:1px solid var(--hairline);background:var(--chip);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:500}
.card .reply .yes{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.card .held{margin-top:14px;font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:center}
.card .held i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--late);flex:none}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
@media (max-width:760px){.pillars{grid-template-columns:1fr;gap:28px}}
.pillar h3{margin-bottom:8px}
.pillar p{color:var(--muted);font-size:15px}
.pillar .k{display:block;margin-bottom:12px}

/* tabs: the app's own tab bar */
.tabs{border-bottom:2px solid var(--hairline);display:flex;gap:0 26px;overflow-x:auto;scrollbar-width:none;margin-bottom:6px}
.tabs::-webkit-scrollbar{display:none}
.tabs span{font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);padding:10px 0 11px;white-space:nowrap;margin-bottom:-2px}
.tabs span.on{color:var(--ink);border-bottom:2px solid var(--ink)}
.box{display:grid;grid-template-columns:minmax(0,1fr);gap:0}
.box div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:14px;padding:16px 0;border-bottom:1px solid var(--hairline);font-size:15px}
.box div:last-child{border-bottom:0}
.box b{font-weight:600}
.box p{color:var(--muted)}
@media (max-width:560px){.box div{grid-template-columns:1fr;gap:4px}}
.can{margin-top:28px;color:var(--muted);font-size:15px}
.can b{color:var(--ink);font-weight:600}

/* downloads */
.dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
@media (max-width:640px){.dl{grid-template-columns:1fr}}
.dl a{display:flex;flex-direction:column;gap:6px;background:var(--surface);border:1px solid var(--hairline);border-radius:12px;padding:16px 18px;color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.03);transition:border-color .12s ease,transform .12s ease}
.dl a:hover{text-decoration:none;border-color:var(--accent);transform:translateY(-1px)}
.dl a.here{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.dl .os{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px}
.dl .os svg{width:20px;height:20px;flex:none;color:var(--muted)}
.dl .os .you{margin-left:auto;font-family:var(--mono);font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);background:var(--accent-soft);padding:3px 8px;border-radius:999px}
.dl .file{font-family:var(--mono);font-size:12.5px;color:var(--muted);word-break:break-all}
.dl .file b{color:var(--ink);font-weight:500}
.dl .note{font-size:13px;color:var(--muted)}
.fine{margin-top:22px;display:grid;gap:10px;font-size:14px;color:var(--muted)}
.fine b{color:var(--ink);font-weight:600}
.fine code{font-size:12.5px}

/* privacy */
.priv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 36px;font-size:15px;color:var(--muted)}
@media (max-width:640px){.priv{grid-template-columns:1fr}}
.faq{display:grid;gap:22px}
.faq h3{margin-bottom:6px}
.faq p{color:var(--muted);font-size:15px;max-width:66ch}
.priv b{color:var(--ink);font-weight:600;display:block;margin-bottom:3px}

/* open source */
.repo{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px 28px;align-items:center;background:var(--surface);border:1px solid var(--hairline);border-radius:14px;padding:22px 24px;box-shadow:var(--shadow)}
@media (max-width:640px){.repo{grid-template-columns:1fr}}
.repo .name{font-weight:700;font-size:18px;letter-spacing:-.01em;display:flex;align-items:center;gap:10px}
.repo .name svg{width:22px;height:22px}
.repo .meta{margin-top:6px;font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 16px}
pre{margin:18px 0 0;background:var(--chip);border:1px solid var(--hairline);border-radius:10px;padding:14px 16px;overflow-x:auto;font-family:var(--mono);font-size:13px;line-height:1.6;color:var(--ink)}
pre .c{color:var(--faint)}
.contrib{margin-top:22px;font-size:15px;color:var(--muted)}
.contrib b{color:var(--ink);font-weight:600}

footer{border-top:1px solid var(--hairline);padding-block:28px 40px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;max-width:1040px;margin:0 auto}
footer a{color:var(--muted);font-weight:500}
footer .supporters{flex-basis:100%;margin:6px 0 0;line-height:1.6}

.faq{display:grid;gap:22px}
.faq h3{margin-bottom:6px}
.faq p{color:var(--muted);font-size:15px;max-width:66ch}
.steps{margin:0;padding-left:20px;display:grid;gap:10px;color:var(--muted)}
.steps b{color:var(--ink)}
.related{display:flex;flex-wrap:wrap;gap:8px 18px}