:root { --navy: #203449; --ink: #263b4d; --muted: #5b6b78; --line: #dde4e9; --bg: #f7f9fb; --mint: #c0e8df; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.75 Arial, "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", sans-serif; }
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 16px 48px; }
.head { padding: 8px 0 24px; border-top: 4px solid var(--navy); }
.head img { display: block; max-width: 60%; height: auto; margin-top: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px; margin: 0 0 16px; }
h1 { color: var(--navy); font-size: 26px; line-height: 1.35; margin: 0 0 12px; }
h2 { color: var(--navy); font-size: 18px; margin: 20px 0 8px; }
.card > h2:first-child { margin-top: 0; }
a { color: #326b87; }
.btn { display: inline-block; background: var(--navy); color: #fff; text-decoration: none;
  padding: 10px 18px; border-radius: 8px; font-weight: 700; }
.muted, .foot { color: var(--muted); font-size: 14px; }
.foot { padding: 8px 4px; }
ul { padding-left: 20px; }