:root{--bg:#0d0f12;--card:#161a20;--text:#e8ecf1;--muted:#9aa4b2;--lime:#c6ff3d;--pink:#ff4fa3;--line:#262c35}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang HK","Noto Sans HK","Helvetica Neue",Arial,sans-serif}
main{max-width:760px;margin:0 auto;padding:24px 20px 64px}
header.top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:24px}
.brand{font-weight:800;font-size:22px;letter-spacing:.06em;color:var(--lime);text-decoration:none}
.brand span{color:var(--pink)}
nav a{color:var(--muted);text-decoration:none;margin-left:14px;font-size:15px}
nav a:hover,nav a.on{color:var(--lime)}
.lang{display:inline-block;margin-bottom:12px;font-size:14px;color:var(--pink);text-decoration:none;border:1px solid var(--pink);border-radius:999px;padding:2px 12px}
h1{font-size:30px;line-height:1.25;margin:8px 0 4px}
h2{font-size:20px;margin:32px 0 8px;color:var(--lime)}
h3{font-size:17px;margin:20px 0 6px}
p,li{color:var(--text)}
.muted{color:var(--muted);font-size:14px}
a{color:var(--pink)}
ul{padding-left:22px}
li{margin:4px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:16px 0}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-top:20px}
.cards a{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;color:var(--text)}
.cards a b{display:block;color:var(--lime);margin-bottom:4px}
.cards a:hover{border-color:var(--lime)}
footer{margin-top:48px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
@media (max-width:480px){h1{font-size:25px}nav a{margin-left:10px}}