:root {
  --bg: #f6f5f1; --card: #fff; --text: #1f2a26; --muted: #66706c; --line: #e2e0d8;
  --primary: #2f6f5e; --primary-ink: #fff; --danger: #b3261e; --warn: #8a5a00; --ok: #1e6b3a;
  --radius: 12px; --pad: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #151917; --card: #1f2522; --text: #e9eeeb; --muted: #9aa5a0; --line: #2f3733; --primary: #5fb39c; --primary-ink: #0d1411; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 16px; line-height: 1.5; }
a { color: var(--primary); }
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--pad); background: var(--primary); color: var(--primary-ink); }
.top .brand { color: var(--primary-ink); font-weight: 700; font-size: 18px; text-decoration: none; }
.top .who { font-size: 13px; opacity: .9; text-align: right; }
.view { max-width: 760px; margin: 0 auto; padding: var(--pad); padding-bottom: 80px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--pad); margin: 12px 0; }
h1 { font-size: 22px; margin: 4px 0 12px; } h2 { font-size: 18px; margin: 16px 0 8px; } h3 { font-size: 16px; margin: 12px 0 6px; }
.muted { color: var(--muted); } .small { font-size: 14px; } .tiny { font-size: 12px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; } .grow { flex: 1; min-width: 0; }
.stack > * + * { margin-top: 10px; }
label { display: block; font-size: 14px; color: var(--muted); margin-bottom: 4px; }
input, select, textarea { width: 100%; font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); color: var(--text); min-height: 44px; }
input:focus, select:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.btn { font: inherit; border: 1px solid var(--line); background: var(--card); color: var(--text); padding: 10px 16px;
  border-radius: 10px; min-height: 44px; cursor: pointer; }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); font-weight: 600; }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.block { width: 100%; } .btn[disabled] { opacity: .5; cursor: default; }
.btn.small { min-height: 36px; padding: 6px 12px; font-size: 14px; }
.tabs { display: flex; gap: 6px; overflow-x: auto; border-bottom: 1px solid var(--line); margin: 12px 0; }
.tabs button { flex: none; border: 0; background: none; padding: 10px 12px; font: inherit; color: var(--muted); border-bottom: 3px solid transparent; cursor: pointer; }
.tabs button.on { color: var(--text); border-bottom-color: var(--primary); font-weight: 600; }
.list .item { display: flex; gap: 10px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--line); }
.list .item:last-child { border-bottom: 0; }
.list a.item { color: inherit; text-decoration: none; }
.tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.tag.ok { color: var(--ok); border-color: var(--ok); } .tag.warn { color: var(--warn); border-color: var(--warn); } .tag.bad { color: var(--danger); border-color: var(--danger); }
.err { border: 1px solid var(--danger); color: var(--danger); background: color-mix(in srgb, var(--danger) 8%, var(--card)); border-radius: 10px; padding: 12px; }
.okbox { border: 1px solid var(--ok); background: color-mix(in srgb, var(--ok) 8%, var(--card)); border-radius: 10px; padding: 12px; }
.devbar { background: #fff3cd; color: #5c4400; padding: 6px var(--pad); font-size: 13px; text-align: center; }
.total { font-size: 20px; font-weight: 700; }
table.simple { width: 100%; border-collapse: collapse; font-size: 14px; }
table.simple th, table.simple td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: #222; color: #fff; padding: 10px 16px; border-radius: 999px; font-size: 14px; z-index: 20; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 520px) { .grid2 { grid-template-columns: 1fr; } }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 0 var(--pad) 24px; }