:root{--bg:#0f1115;--panel:#171a21;--line:#252a34;--fg:#e6e9ef;--dim:#8b93a3;--acc:#4da3ff;--ok:#3fb950}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--fg);font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:880px;margin:0 auto;padding:0 24px}
header{border-bottom:1px solid var(--line);padding:22px 0;margin-bottom:44px}
header .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.brand{display:flex;align-items:center;gap:11px;font-weight:600;font-size:17px;letter-spacing:-.2px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(63,185,80,.15)}
nav a{color:var(--dim);text-decoration:none;margin-left:24px;font-size:14px}
nav a:hover{color:var(--fg)}
h1{font-size:31px;font-weight:600;letter-spacing:-.6px;margin-bottom:12px}
h2{font-size:19px;font-weight:600;margin:38px 0 14px}
p{color:var(--dim);margin-bottom:14px}
.lead{font-size:16px;color:#aab2c0;max-width:640px;margin-bottom:38px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:17px 19px;text-decoration:none;color:var(--fg);display:block;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--acc);transform:translateY(-2px)}
.card .n{font-weight:600;margin-bottom:5px;display:flex;align-items:center;gap:8px}
.card .d{color:var(--dim);font-size:13px}
code,pre{font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace}
pre{background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:15px 17px;overflow-x:auto;font-size:13px;line-height:1.6;color:#c9d1d9;margin-bottom:14px}
code{background:var(--panel);border:1px solid var(--line);border-radius:5px;padding:1.5px 6px;font-size:13px;color:#c9d1d9}
pre code{background:none;border:none;padding:0}
ul{color:var(--dim);margin:0 0 16px 20px}
li{margin-bottom:7px}
footer{border-top:1px solid var(--line);margin-top:64px;padding:26px 0 44px;color:var(--dim);font-size:13px}
a{color:var(--acc)}