:root{--teal:#00e6e6;--ink:#0b1217;--fg:#d7e6eb;--muted:#9fb3ba;--card:rgba(255,255,255,.03);--line:rgba(255,255,255,.08)}
html,body{background:var(--ink);color:var(--fg);margin:0;padding:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif}
h1{color:var(--teal);font-weight:800;letter-spacing:.2px;margin:24px 0}
h2{color:#e8f6f9;margin:28px 0 8px}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:980px;margin:48px auto;padding:0 16px}
.kbd, .box{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 16px;overflow:auto}
ul{margin:8px 0 16px 20px}
li{margin:6px 0}
strong{color:#eef7fa}
.muted{color:var(--muted)}