:root {
  --ground: #f7f9fc;
  --surface: #ffffff;
  --ink: #0f1b33;
  --muted: #5a6a85;
  --rule: #dde4ee;
  --accent: #2a78f5;
  --accent-ink: #1d5fca;
  --accent-deep: #3b2fb8;
  --accent-soft: #e9f0fe;
  --warm: #f28c28;
  --ok: #2fb35a;
  --code-bg: #eef2f8;
  --shadow: 0 20px 60px rgba(15, 27, 51, 0.16), 0 2px 8px rgba(15, 27, 51, 0.08);
  --display: "Bricolage Grotesque", "Avenir Next", "Helvetica Neue", Arial, sans-serif;
  --body: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0c1220; --surface: #131b2b; --ink: #e8edf5; --muted: #98a4b8; --rule: #253147;
    --accent: #5a9bff; --accent-ink: #8bb8ff; --accent-deep: #8c7dff; --accent-soft: #1a2740;
    --warm: #f5a24e; --ok: #4fcf78; --code-bg: #1a2334;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(0, 0, 0, 0.4);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--ground); color: var(--ink);
  font-family: var(--body); font-size: 17px; line-height: 1.6;
  padding-inline: clamp(16px, 4vw, 40px); padding-block: 0;
}
img { max-width: 100%; height: auto; }
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.08; margin: 0; text-wrap: balance; letter-spacing: -0.02em; }
h1 { font-size: clamp(42px, 7vw, 76px); font-weight: 800; }
h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 700; }
h3 { font-size: 22px; font-weight: 700; }
p { margin: 0; }
.mono { font-family: var(--mono); font-size: 0.92em; background: var(--code-bg); padding: 0.05em 0.35em; border-radius: 4px; }
.eyebrow { font-family: var(--display); font-weight: 700; font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-ink); }
.fineprint { font-size: 14px; color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 10px;
  border: 1px solid var(--rule); background: var(--surface); color: var(--ink); font-weight: 600; font-size: 15px;
  white-space: nowrap; transition: transform 120ms ease, box-shadow 120ms ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(15, 27, 51, 0.12); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #fff; border-color: transparent; }
.btn-lg { padding: 13px 22px; font-size: 17px; border-radius: 12px; }

/* Nav */
.nav { max-width: 1120px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 18px; }
.nav nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.nav nav a:not(.btn) { color: var(--muted); font-weight: 500; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); font-weight: 800; font-size: 20px; color: var(--ink); letter-spacing: -0.01em; }
.brand img { border-radius: 7px; }

main { max-width: 1120px; margin: 0 auto; display: grid; gap: clamp(72px, 10vw, 128px); padding-block: clamp(32px, 6vw, 72px) 96px; }

/* Hero */
.hero { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
@media (min-width: 880px) { .hero { grid-template-columns: 1.15fr 0.85fr; gap: 56px; } }
.hero-copy { display: grid; gap: 20px; max-width: 560px; }
.hero-copy h1 { max-width: 12ch; }
.lede { font-size: clamp(18px, 2vw, 21px); color: var(--muted); max-width: 44ch; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.brew { margin: 6px 0 0; justify-self: start; font-family: var(--mono); font-size: 14px; background: var(--code-bg); border-radius: 8px; padding: 10px 14px; overflow-x: auto; color: var(--ink); }
.brew .prompt { color: var(--muted); margin-right: 8px; }
.hero-shot { margin: 0; justify-self: center; }
.hero-shot img { width: min(360px, 100%); border-radius: 14px; box-shadow: var(--shadow); }

/* Proof strip */
.proof { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding-block: 28px; }
.proof .mono { display: inline-block; font-size: 15px; font-weight: 500; margin-bottom: 8px; background: var(--accent-soft); color: var(--accent-ink); }
.proof p { color: var(--muted); font-size: 15.5px; max-width: 34ch; }

/* Features */
.feature { display: grid; grid-template-columns: 1fr; gap: 28px; align-items: center; }
@media (min-width: 880px) { .feature { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 56px; } .feature:nth-of-type(odd) .feature-copy { order: 2; } }
.feature-copy { display: grid; gap: 14px; }
.feature-copy p:not(.eyebrow) { color: var(--muted); max-width: 46ch; }
.feature-shot { margin: 0; min-width: 0; }
.feature-shot.wide img { width: 100%; border-radius: 12px; box-shadow: var(--shadow); }
.feature-shot.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 14px; padding: 22px; box-shadow: var(--shadow); display: grid; gap: 18px; }

/* Restart dialog mock */
.restart-demo { display: grid; gap: 12px; font-size: 14.5px; }
.restart-demo .rd-title { font-weight: 600; font-size: 16px; }
.restart-demo p { color: var(--muted); }
.restart-demo pre { margin: 0; font-family: var(--mono); font-size: 13px; background: var(--code-bg); padding: 10px 12px; border-radius: 8px; overflow-x: auto; }
.rd-buttons { display: flex; justify-content: flex-end; gap: 8px; }
.rd-btn { padding: 5px 14px; border-radius: 7px; border: 1px solid var(--rule); font-size: 13.5px; }
.rd-primary { background: var(--accent); color: #fff; border-color: transparent; }

/* Notification + watched list mock */
.notif { display: grid; grid-template-columns: 40px 1fr auto; gap: 12px; align-items: center; background: var(--ground); border: 1px solid var(--rule); border-radius: 14px; padding: 12px 14px; }
.notif img { border-radius: 9px; }
.notif-title { font-weight: 600; font-size: 14.5px; }
.notif-body { color: var(--muted); font-size: 13.5px; }
.notif-time { color: var(--muted); font-size: 12px; align-self: start; }
.watched { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.watched li { display: grid; grid-template-columns: 14px 56px 1fr auto; gap: 12px; align-items: center; font-size: 15px; padding: 6px 4px; border-bottom: 1px solid var(--rule); }
.watched li:last-child { border-bottom: 0; }
.watched .port { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; }
.watched .state { color: var(--muted); font-size: 13.5px; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.free { background: var(--muted); opacity: 0.6; }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--warm); }

/* Helper */
.helper { display: grid; gap: 20px; border-top: 1px solid var(--rule); padding-top: 48px; }
.helper-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.helper-grid p { color: var(--muted); }

/* Pricing */
.pricing { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 760px) { .pricing { grid-template-columns: 1.1fr 0.9fr; align-items: stretch; } }
.price-card, .trial-card { border-radius: 16px; padding: 30px; display: grid; gap: 16px; align-content: start; }
.price-card { background: var(--surface); border: 1px solid var(--rule); box-shadow: var(--shadow); }
.trial-card { background: var(--accent-soft); }
.trial-card p { color: var(--muted); }
.price .amount { font-family: var(--display); font-weight: 800; font-size: 56px; letter-spacing: -0.03em; line-height: 1; }
.price-card ul { margin: 0; padding-left: 20px; color: var(--muted); display: grid; gap: 6px; }
.price-card .btn, .trial-card .btn { justify-self: start; }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 760px; }
.faq h2 { margin-bottom: 8px; }
.faq details { border-top: 1px solid var(--rule); padding: 12px 0; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--muted); font-family: var(--mono); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 10px; color: var(--muted); max-width: 66ch; }

/* Footer */
footer { max-width: 1120px; margin: 0 auto; border-top: 1px solid var(--rule); padding-block: 28px 48px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px; align-items: start; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14.5px; }
footer nav a { color: var(--muted); }

/* Documents (help, legal, changelog) */
.doc { max-width: 720px; margin: 0 auto; padding-block: 24px 96px; display: grid; gap: 22px; }
.doc h1 { font-size: clamp(34px, 5vw, 48px); }
.doc h2 { font-size: 24px; margin-top: 18px; }
.doc p, .doc li { color: var(--ink); }
.doc .meta { color: var(--muted); font-size: 15px; }
.doc ul, .doc ol { margin: 0; padding-left: 22px; display: grid; gap: 6px; }
.doc pre { font-family: var(--mono); font-size: 14px; background: var(--code-bg); padding: 12px 14px; border-radius: 8px; overflow-x: auto; margin: 0; }
.doc .release { border-top: 1px solid var(--rule); padding-top: 18px; display: grid; gap: 8px; }
.doc .release h2 { margin-top: 0; display: flex; gap: 12px; align-items: baseline; }
.doc .release .date { font-family: var(--mono); font-size: 14px; color: var(--muted); font-weight: 400; }

/* Guides */
.doc h3 { font-size: 19px; margin-top: 6px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--rule); }
.doc th { font-family: var(--display); font-weight: 700; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.doc td .mono { font-size: 0.88em; white-space: nowrap; }
.doc pre code { white-space: pre; }
.doc .try { margin-top: 28px; background: var(--surface); border: 1px solid var(--rule); border-radius: 16px; padding: 28px; display: grid; gap: 14px; box-shadow: var(--shadow); }
.doc .try h2 { margin-top: 0; }
.doc .try figure { margin: 6px 0 0; }
.doc .try img { border-radius: 10px; }
.doc .try .cta { display: flex; flex-wrap: wrap; gap: 10px; }
.doc .related { border-top: 1px solid var(--rule); padding-top: 18px; display: grid; gap: 10px; }
.doc .related h2 { margin-top: 0; font-size: 19px; }
.doc .guide-list { list-style: none; padding: 0; display: grid; gap: 18px; }
.doc .guide-list li { border-top: 1px solid var(--rule); padding-top: 14px; display: grid; gap: 4px; }
.doc .guide-list a { font-family: var(--display); font-weight: 700; font-size: 21px; letter-spacing: -0.01em; }
.doc .guide-list p { color: var(--muted); font-size: 15.5px; }