* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.6 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; color: #1f2933; background: #f4f6f8; }
header { display: flex; justify-content: space-between; align-items: center; padding: 12px 24px; background: #fff; border-bottom: 1px solid #e3e8ee; }
header form { display: flex; gap: 12px; align-items: center; margin: 0; }
main { max-width: 960px; margin: 24px auto; padding: 0 16px; }
.filter { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; padding: 16px; background: #fff; border: 1px solid #e3e8ee; border-radius: 6px; }
label { display: flex; flex-direction: column; gap: 4px; color: #52606d; font-size: 13px; }
input, select { height: 34px; padding: 0 10px; border: 1px solid #cbd2d9; border-radius: 4px; font: inherit; color: #1f2933; background: #fff; }
button { height: 34px; padding: 0 18px; border: 0; border-radius: 4px; background: #2563eb; color: #fff; font: inherit; cursor: pointer; }
button.link { height: auto; padding: 0; background: none; color: #2563eb; }
.hint { color: #7b8794; font-size: 13px; }
.error { padding: 8px 12px; border-radius: 4px; background: #fdecea; color: #b42318; }
.notice { padding: 8px 12px; border-radius: 4px; background: #fff7e0; color: #8a5a00; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid #e3e8ee; }
th, td { padding: 9px 12px; border-bottom: 1px solid #eef1f4; text-align: center; font-variant-numeric: tabular-nums; }
th { background: #f9fafb; color: #52606d; font-weight: 600; }
tfoot td { font-weight: 600; background: #f9fafb; border-bottom: 0; }
.empty { color: #9aa5b1; padding: 32px; }
.login { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.card { display: flex; flex-direction: column; gap: 14px; width: 320px; padding: 28px; background: #fff; border: 1px solid #e3e8ee; border-radius: 8px; }
.card h1 { margin: 0 0 4px; font-size: 18px; text-align: center; }