:root {
  --orange: #f26522;
  --ink: #1a1a1a;
  --muted: #666;
  --bg: #faf7f4;
  --card: #fff;
  --line: #e5ded6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang HK", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 18px; }
.stamp {
  display: inline-block; background: var(--orange); color: #fff;
  border-radius: 4px; padding: 1px 8px; font-size: 14px; letter-spacing: .5px;
}
.topbar nav a { margin-left: 16px; color: var(--ink); text-decoration: none; font-size: 14px; }
.topbar nav a:hover { color: var(--orange); }
.langsel { margin-left: 12px; padding: 5px 8px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; background: #fff; }
main { max-width: 920px; margin: 0 auto; padding: 32px 20px 60px; }
.narrow { max-width: 560px; }
.hero { text-align: center; padding: 40px 0 20px; }
h1 { font-size: 32px; margin: 0 0 10px; }
h2 { font-size: 20px; margin: 28px 0 8px; }
.tagline { color: var(--muted); font-size: 17px; margin: 0 0 20px; }
.micro { color: var(--muted); font-size: 12.5px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin: 20px 0; }
.btn {
  display: inline-block; padding: 13px 26px; border-radius: 8px; font-size: 16px;
  text-decoration: none; border: none; cursor: pointer; font-weight: 600;
}
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: #d8551a; }
.btn-outline { background: #fff; color: var(--ink); border: 2px solid var(--orange); }
.three { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px; }
.card h3 { margin: 0 0 8px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.price-box { background: var(--card); border: 2px solid var(--orange); border-radius: 10px; padding: 18px; text-align: center; margin: 16px 0; }
.price { font-size: 40px; font-weight: 800; }
.hkd { font-size: 20px; color: var(--orange); }
.per { font-size: 16px; color: var(--muted); font-weight: 400; }
.form label { display: block; margin: 16px 0; font-weight: 600; font-size: 14px; }
.form .hint { display: block; font-weight: 400; color: var(--muted); font-size: 12.5px; margin-top: 2px; }
.req { color: var(--orange); }
.form input, .form select, .form textarea {
  width: 100%; padding: 11px 12px; margin-top: 6px; font-size: 15px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff; font-family: inherit;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--orange); border-color: transparent; }
.msg { font-size: 14px; min-height: 20px; }
.msg.ok { color: #1a7f37; }
.msg.err { color: #c0392b; }
footer { text-align: center; color: var(--muted); font-size: 13px; padding: 20px; border-top: 1px solid var(--line); background: var(--card); }
footer a { color: var(--orange); }
.tagchips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.chip { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--line); border-radius: 16px; padding: 3px 10px; font-size: 12.5px; cursor: pointer; background: #fff; font-weight: 400; }
.chip input { margin: 0; width: auto; }
.chip.active { background: var(--orange); color: #fff; border-color: var(--orange); }
.tagbadge { display: inline-block; background: #f3eee9; color: #666; border-radius: 12px; padding: 1px 8px; font-size: 11.5px; margin: 2px 3px 0 0; }
.filterbar { display: flex; align-items: center; gap: 8px; margin: 10px 0; flex-wrap: wrap; }
.filterlabel { font-size: 13px; color: #888; font-weight: 600; }
.searchbox { width: 100%; padding: 11px 12px; margin: 14px 0 4px; border: 1px solid var(--line); border-radius: 8px; font-size: 15px; }