/* courses 站共用樣式：白底、黑字、型錄的味道。各門課自己的板可以再加自己的 css */
*{box-sizing:border-box}
body{margin:0;font-family:"PingFang TC","Noto Sans TC","Hiragino Sans GB",sans-serif;color:#111;background:#fff;line-height:1.6}
main{max-width:860px;margin:0 auto;padding:36px 22px 80px}
.head{display:flex;justify-content:space-between;align-items:baseline;border-bottom:3px solid #111;padding-bottom:10px;gap:16px;flex-wrap:wrap}
.head .t{font-size:22px;font-weight:600;letter-spacing:2px}
.head .n{font-family:Courier,monospace;font-size:13px;letter-spacing:1px;color:#666}
h1{font-size:30px;font-weight:300;margin:36px 0 6px;letter-spacing:1px}
h2{font-size:16px;font-weight:600;letter-spacing:2px;margin:40px 0 10px;border-top:1px solid #ccc;padding-top:14px}
p{margin:6px 0;color:#333}
.mono{font-family:Courier,monospace;color:#666;font-size:13px;letter-spacing:1px}
ul.list{list-style:none;padding:0;margin:10px 0}
ul.list li{border-top:1px solid #e3e3e3;padding:12px 0;display:flex;gap:14px;align-items:baseline;flex-wrap:wrap}
ul.list li:last-child{border-bottom:1px solid #e3e3e3}
ul.list .k{font-family:Courier,monospace;font-size:13px;color:#666;min-width:64px;letter-spacing:1px}
ul.list a{color:#111;text-decoration:none;border-bottom:1px solid #111}
ul.list a:hover{background:#f3f0e8}
.dim{color:#999}
.foot{margin-top:60px;border-top:1px solid #ccc;padding-top:12px;font-family:Courier,monospace;font-size:12px;color:#666;letter-spacing:1px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}