:root { --green: #176451; --green-dark: #0f4a3c; --ink: #1a1a1a; --muted: #5f6b66; --bg: #f7faf8; --card: #ffffff; --line: #dfe7e3; --yellow: #ffd54f; --lightgreen: #66bb6a; }
@media (prefers-color-scheme: dark) { :root { --ink: #eef2f0; --muted: #a3b0aa; --bg: #101614; --card: #182220; --line: #29342f; } }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--green); }
@media (prefers-color-scheme: dark) { a { color: #7fd1b9; } }
main, .top, footer { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; }
.brand img { border-radius: 6px; }
nav { display: flex; gap: 18px; flex-wrap: wrap; }
nav a { text-decoration: none; font-weight: 500; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0.4em 0; }
h2 { margin-top: 2em; border-bottom: 1px solid var(--line); padding-bottom: 0.2em; }
main { padding-bottom: 48px; }
footer { border-top: 1px solid var(--line); padding: 24px 16px 40px; color: var(--muted); font-size: 14px; }
table { border-collapse: collapse; width: 100%; margin: 1em 0; font-size: 15px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
code { background: var(--card); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; font-size: 0.92em; }
pre { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px; overflow: auto; }
pre code { border: 0; padding: 0; }
blockquote { margin: 1em 0; padding: 8px 16px; border-left: 4px solid var(--yellow); background: var(--card); }
.doc { max-width: 760px; }
.doc .meta { color: var(--muted); font-size: 14px; }

/* landing */
.hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; padding: 32px 0 16px; }
.hero h1 { font-size: 2.6rem; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); }
.hero img { width: 100%; height: auto; max-width: 320px; margin: 0 auto; display: block; border-radius: 24px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin: 20px 0; }
.btn { display: inline-block; background: var(--green); color: #fff !important; text-decoration: none; padding: 12px 20px; border-radius: 12px; font-weight: 600; }
.btn:hover { background: var(--green-dark); }
.btn.secondary { background: transparent; color: var(--green) !important; border: 1px solid var(--green); }
.play { display: inline-flex; align-items: center; gap: 8px; }
.play[hidden] { display: none; }
.note { color: var(--muted); font-size: 14px; }
.badges { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0; }
.badge { padding: 2px 10px; border-radius: 6px; font-weight: 600; font-size: 13px; color: #1a1a1a; }
.badge.green { background: var(--lightgreen); }
.badge.yellow { background: var(--yellow); }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; padding: 0; list-style: none; }
.features li { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.features h3 { margin: 0 0 6px; font-size: 1.05rem; }
.features p { margin: 0; color: var(--muted); font-size: 15px; }
.shots { display: flex; gap: 16px; overflow-x: auto; padding: 8px 0 16px; scroll-snap-type: x mandatory; }
.shots figure { margin: 0; flex: 0 0 auto; width: 220px; scroll-snap-align: start; }
.shots img { width: 100%; height: auto; border-radius: 16px; border: 1px solid var(--line); }
.shots figcaption { font-size: 14px; color: var(--muted); text-align: center; margin-top: 6px; }
.download { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.download .ver { font-size: 1.3rem; font-weight: 700; }
.download ul { margin: 8px 0 0; padding-left: 20px; color: var(--muted); font-size: 15px; }
.langs { color: var(--muted); font-size: 15px; }
@media (max-width: 720px) { .hero { grid-template-columns: 1fr; } .hero h1 { font-size: 2rem; } }