:root { --fg: #1f2328; --muted: #656d76; --line: #d0d7de; --accent: #0969da; --bad: #cf222e; }
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.6 -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; color: var(--fg); background: #f6f8fa; }
main { max-width: 420px; margin: 48px auto; padding: 24px 16px; background: #fff; border: 1px solid var(--line); border-radius: 8px; }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 16px; }
label { display: block; margin: 12px 0; color: var(--muted); }
input { display: block; width: 100%; margin-top: 4px; padding: 8px; font: inherit; border: 1px solid var(--line); border-radius: 6px; }
button { padding: 8px 16px; font: inherit; color: #fff; background: var(--accent); border: 0; border-radius: 6px; cursor: pointer; }
.hint { color: var(--muted); font-size: 13px; }
#msg { color: var(--bad); min-height: 1.6em; }
main.wide { max-width: 1200px; }
fieldset { border: 1px solid var(--line); border-radius: 6px; margin: 12px 0; }
label.inline { display: inline-block; margin: 4px 16px 4px 0; color: var(--fg); }
label.inline input { display: inline; width: auto; margin: 0 4px 0 0; }
button:disabled { background: #8c959f; cursor: not-allowed; }
.warn { padding: 10px 12px; background: #fff1e5; border: 1px solid #f4b183; border-radius: 6px; color: #bc4c00; font-weight: 600; }
.summary { margin: 8px 0; color: var(--muted); white-space: pre-line; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; font-size: 13px; margin-bottom: 16px; }
th, td { border: 1px solid var(--line); padding: 4px 8px; text-align: left; vertical-align: middle; white-space: nowrap; }
th { background: #f6f8fa; }
td.orange { background: #f4b183; }
.guest { margin-top: 16px; font-size: 14px; }
.card { border-top: 1px solid var(--line); padding-top: 8px; margin-top: 16px; }
form.row { display: flex; flex-wrap: wrap; gap: 0 12px; align-items: flex-end; }
form.row label { flex: 1 1 200px; }
form.row label.inline { flex: 0 0 auto; }
select { display: block; width: 100%; margin-top: 4px; padding: 8px; font: inherit; border: 1px solid var(--line); border-radius: 6px; }
button.secondary { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
button.small { padding: 2px 8px; margin-right: 4px; font-size: 12px; }
#msg.ok { color: #1a7f37; }
.bad { color: var(--bad); }
a.small-link { font-size: 12px; margin-right: 8px; }
.result { padding: 10px 12px; border-radius: 6px; margin: 8px 0; font-weight: 600; }
.result.ok { background: #dafbe1; border: 1px solid #1a7f37; color: #116329; }
.result.wait { background: #ddf4ff; border: 1px solid #0969da; color: #0550ae; }
.result.bad { background: #ffebe9; border: 1px solid #cf222e; color: #a40e26; }
.result p { margin: 4px 0; font-weight: 400; }
h3 { font-size: 14px; }