:root {
  --bg: #f6f4ee; --panel: #ffffff; --ink: #1d2420; --muted: #5d6a63; --line: #dfe3dc; --accent: #1f5f4a; --accent-ink: #ffffff;
  --accent-soft: #e3efe9; --bing: #0f6cbd; --google: #c5221f; --warn: #9a6400; --warn-soft: #fff4dc; --bad: #b3261e; --bad-soft: #fde8e6;
  --good: #1f7a4d; --good-soft: #e3f4ea; --code: #f0f1ec; --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121614; --panel: #1a201d; --ink: #e6ebe7; --muted: #9aa8a0; --line: #2c3530; --accent: #5cc29a; --accent-ink: #0d1411;
    --accent-soft: #1d2f27; --bing: #5aa9ef; --google: #f28b82; --warn: #f0b75a; --warn-soft: #2e2615; --bad: #f2867c; --bad-soft: #321b19;
    --good: #6fd39e; --good-soft: #17291f; --code: #222a26; color-scheme: dark; }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.6 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
h1, h2, h3 { font-family: "Space Grotesk", "Inter", system-ui, sans-serif; line-height: 1.2; text-wrap: balance; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.1rem); margin: 0 0 .5em; }
h2 { font-size: 1.6rem; margin: 1.6em 0 .6em; }
h3 { font-size: 1.15rem; margin: 1.2em 0 .4em; }
code, pre, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .88em; }
code { background: var(--code); padding: .1em .35em; border-radius: 4px; }
pre { background: var(--code); padding: 14px 16px; border-radius: 8px; overflow-x: auto; line-height: 1.45; }
.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }
.narrow { max-width: 720px; }
header.top { border-bottom: 1px solid var(--line); background: var(--panel); }
header.top .wrap { display: flex; align-items: center; gap: 18px; min-height: 60px; flex-wrap: wrap; }
.brand { font-family: "Space Grotesk", system-ui, sans-serif; font-weight: 700; font-size: 1.2rem; color: var(--ink); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
nav.links { display: flex; gap: 16px; margin-left: auto; align-items: center; flex-wrap: wrap; }
nav.links a { color: var(--muted); text-decoration: none; font-size: .95rem; }
nav.links a:hover { color: var(--ink); }
main { padding-block: 32px 64px; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; padding-block: 28px; }
footer .wrap { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--muted); }
.btn { display: inline-flex; align-items: center; gap: 6px; background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; padding: 9px 16px;
  font: inherit; font-size: .95rem; cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.btn.danger { color: var(--bad); }
.btn:disabled { opacity: .6; cursor: default; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid > * { min-width: 0; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.pill { display: inline-block; font-size: .78rem; padding: 2px 9px; border-radius: 99px; background: var(--code); color: var(--muted); white-space: nowrap; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.flash { background: var(--accent-soft); border: 1px solid var(--accent); border-radius: 8px; padding: 10px 14px; margin-bottom: 18px; }
.error { background: var(--bad-soft); color: var(--bad); border-radius: 8px; padding: 10px 14px; margin-bottom: 14px; }
input[type=text], input[type=email], input[type=password] { font: inherit; padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); width: 100%; }
form.inline { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
form.inline input { flex: 1 1 220px; width: auto; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
.table-wrap { overflow-x: auto; }
.hero { padding-block: 40px 20px; }
.hero p.lede { font-size: 1.2rem; color: var(--muted); max-width: 640px; }
.chat { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; font-size: .95rem; }
.chat .q { font-weight: 600; margin-bottom: 8px; }
.chat .a { color: var(--muted); border-left: 3px solid var(--accent); padding-left: 12px; }
.chat .a b { color: var(--ink); }
.engines { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 0; }
.tag-bing { color: var(--bing); } .tag-google { color: var(--google); }
.price { font-family: "Space Grotesk", system-ui, sans-serif; font-size: 2rem; font-weight: 700; }
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan ul { padding-left: 18px; margin: 10px 0 16px; }
.tool { padding: 12px 0; border-bottom: 1px solid var(--line); }
.tool:last-child { border-bottom: 0; }
.tool code { font-weight: 600; }
.steps { counter-reset: s; list-style: none; padding: 0; }
.steps li { counter-increment: s; position: relative; padding-left: 38px; margin-bottom: 14px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-weight: 700; font-size: .85rem; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; font-size: .92rem; }
.kv > div { min-width: 0; overflow-wrap: anywhere; }
.copyrow { display: flex; gap: 8px; align-items: center; }
.copyrow code, .copyrow input { flex: 1; min-width: 0; overflow-x: auto; white-space: nowrap; }
.section-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.stack > * + * { margin-top: 16px; }
details summary { cursor: pointer; }
@media (max-width: 600px) { .kv { grid-template-columns: 1fr; } nav.links { margin-left: 0; } }