:root {
  --bg: #eef2ea;
  --card: #fbfcf8;
  --ink: #1a241c;
  --muted: #5c6b60;
  --accent: #2f7a4a;
  --line: rgba(26, 36, 28, 0.12);
  --danger: #a33;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(ellipse at top left, #dfe8d8, transparent 50%),
    linear-gradient(180deg, #e8eee4, var(--bg));
  min-height: 100vh;
}
.top {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.1rem;
  background: rgba(28, 46, 36, 0.92);
  color: #e8efe6;
}
.brand { font-weight: 650; letter-spacing: 0.04em; }
.nav a { color: #c4a35a; margin-right: 0.75rem; text-decoration: none; }
.who { margin-left: auto; font-size: 0.85rem; opacity: 0.9; }
.card {
  max-width: 960px;
  margin: 1rem auto;
  padding: 1rem 1.15rem 1.25rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}
h1, h2 { margin: 0 0 0.65rem; font-size: 1.15rem; }
.muted { color: var(--muted); font-size: 0.9rem; margin: 0 0 0.8rem; }
label {
  display: block;
  margin: 0.45rem 0;
  font-size: 0.9rem;
}
input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit;
  background: #fff;
}
.form-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.form-inline input { width: auto; flex: 1 1 6rem; display: inline-block; margin: 0; }
.btn {
  border: 0;
  border-radius: 4px;
  padding: 0.45rem 0.9rem;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.btn.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn.danger { background: var(--danger); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.5rem; }
.table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.table th, .table td { border-bottom: 1px solid var(--line); padding: 0.4rem 0.35rem; text-align: left; }
.table tr.row-warn td { background: rgba(185, 28, 28, 0.1); color: #7f1d1d; }
.mono {
  background: #1c2e24;
  color: #d7e6d8;
  padding: 0.65rem 0.75rem;
  border-radius: 6px;
  overflow: auto;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg { color: var(--danger); min-height: 1.2em; }
.hidden { display: none !important; }
.optional { opacity: 0.85; }
@media (max-width: 640px) {
  .card { margin: 0.65rem; }
}