:root{
  color-scheme:light dark;
  --bg:#0d0d14; --card:#181824; --text:#f7f7fb; --muted:#aaaabd;
  --border:#2a2a38; --accent:#ffffff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg); color:var(--text); line-height:1.65;
}
.wrap{max-width:920px;margin:auto;padding:28px 22px 72px}
.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:46px}
.brand{font-weight:900;letter-spacing:.1em;text-decoration:none}
.links a{margin-left:18px;text-decoration:none;color:var(--text)}
.hero{padding:54px 0 42px}
.hero h1{font-size:clamp(42px,8vw,76px);line-height:1.03;margin:0 0 20px}
.hero p{font-size:20px;color:var(--muted);max-width:710px}
.card{background:var(--card);border:1px solid var(--border);border-radius:22px;padding:24px;margin:18px 0}
.btn{display:inline-block;background:var(--accent);color:#111!important;padding:12px 18px;border-radius:999px;text-decoration:none;font-weight:800}
.muted,footer{color:var(--muted)}
footer{margin-top:58px;padding-top:24px;border-top:1px solid var(--border)}
a{color:inherit}
code{background:#242434;padding:2px 6px;border-radius:6px}
.badge{display:inline-block;border:1px solid var(--border);border-radius:999px;padding:5px 10px;color:var(--muted);font-size:13px}