:root {
  --red: #C8102E; --red-dark: #9E0C24; --red-light: #FDEEF0;
  --green: #1B7F4D; --green-light: #E9F6EF;
  --orange: #C46A00; --orange-light: #FFF4E3;
  --blue: #175FA8; --blue-light: #EAF2FB;
  --gray: #6B7280; --line: #E5E7EB; --bg: #F4F5F7; --card: #FFFFFF;
  --text: #1F2329; --text2: #5A6068;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Microsoft YaHei", "PingFang SC", -apple-system, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
a { color: var(--blue); text-decoration: none; }

.topbar { background: linear-gradient(135deg, var(--red-dark), var(--red)); color: #fff; padding: 0 20px; display: flex; align-items: center; gap: 18px; height: 54px; position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 8px rgba(0,0,0,.15); }
.topbar .brand { font-size: 17px; font-weight: 700; letter-spacing: 1px; white-space: nowrap; }
.topbar nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.topbar nav::-webkit-scrollbar { display: none; }
.topbar nav a { color: rgba(255,255,255,.85); padding: 6px 14px; border-radius: 6px; white-space: nowrap; font-size: 14px; }
.topbar nav a:hover { background: rgba(255,255,255,.15); color: #fff; }
.topbar nav a.active { background: rgba(255,255,255,.22); color: #fff; font-weight: 600; }
.topbar nav a.auth-only { display: none; }
.topbar nav a.auth-only.visible { display: inline; }
.topbar .who { font-size: 13px; opacity: .9; white-space: nowrap; }
.login-entry { color: rgba(255,255,255,.8); font-size: 13px; padding: 4px 14px; border: 1px solid rgba(255,255,255,.4); border-radius: 14px; white-space: nowrap; }
.login-entry:hover { background: rgba(255,255,255,.18); color: #fff; }

.container { max-width: 1280px; margin: 0 auto; padding: 18px 16px 40px; }

.card { background: var(--card); border-radius: 10px; padding: 16px; box-shadow: 0 1px 3px rgba(0,0,0,.06); margin-bottom: 14px; }
.card h3 { font-size: 15px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card h3::before { content: ""; width: 4px; height: 16px; background: var(--red); border-radius: 2px; display: inline-block; }

.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 14px; }
.kpi { background: var(--card); border-radius: 10px; padding: 14px 16px; box-shadow: 0 1px 3px rgba(0,0,0,.06); border-top: 3px solid var(--line); }
.kpi .num { font-size: 30px; font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi .lbl { color: var(--text2); font-size: 13px; margin-top: 2px; }
.kpi.red { border-top-color: var(--red); } .kpi.red .num { color: var(--red); }
.kpi.orange { border-top-color: var(--orange); } .kpi.orange .num { color: var(--orange); }
.kpi.green { border-top-color: var(--green); } .kpi.green .num { color: var(--green); }
.kpi.blue { border-top-color: var(--blue); } .kpi.blue .num { color: var(--blue); }

.btn { display: inline-flex; align-items: center; gap: 6px; background: var(--red); color: #fff; border: none; border-radius: 6px; padding: 8px 16px; font-size: 14px; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--red-dark); }
.btn.sec { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn.sec:hover { border-color: var(--red); color: var(--red); }
.btn.blue { background: var(--blue); } .btn.blue:hover { background: #104a88; }
.btn.green { background: var(--green); } .btn.green:hover { background: #14653d; }
.btn.sm { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.badge { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.red { background: var(--red-light); color: var(--red); }
.badge.orange { background: var(--orange-light); color: var(--orange); }
.badge.green { background: var(--green-light); color: var(--green); }
.badge.blue { background: var(--blue-light); color: var(--blue); }
.badge.gray { background: #F0F1F3; color: var(--gray); }

table.grid { width: 100%; border-collapse: collapse; background: #fff; }
table.grid th { background: #FAFAFB; color: var(--text2); font-weight: 600; text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); font-size: 13px; white-space: nowrap; position: sticky; top: 54px; z-index: 5; }
table.grid td { padding: 8px 10px; border-bottom: 1px solid #F0F1F3; font-variant-numeric: tabular-nums; }
table.grid tr:hover td { background: #FAFBFD; }
.num-pos { color: var(--red); font-weight: 600; }
.num-neg { color: var(--green); }
.num-warn { color: var(--orange); font-weight: 600; }

.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
select, input[type=text], input[type=password], input[type=number] { border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px; font-size: 14px; background: #fff; color: var(--text); font-family: inherit; }
select:focus, input:focus { outline: none; border-color: var(--red); }

.note { background: var(--blue-light); border-left: 4px solid var(--blue); padding: 10px 14px; border-radius: 0 8px 8px 0; color: #28547e; font-size: 13px; line-height: 1.7; }
.note.warn { background: var(--orange-light); border-color: var(--orange); color: #7a4d0e; }
.note.danger { background: var(--red-light); border-color: var(--red); color: #8a1023; }

.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: none; align-items: flex-start; justify-content: center; z-index: 100; padding: 40px 16px; overflow-y: auto; }
.modal-mask.show { display: flex; }
.modal { background: #fff; border-radius: 12px; width: 100%; max-width: 860px; padding: 20px; box-shadow: 0 12px 40px rgba(0,0,0,.2); }
.modal h3 { font-size: 16px; margin-bottom: 14px; display: flex; justify-content: space-between; align-items: center; }
.modal .close { cursor: pointer; font-size: 22px; color: var(--gray); line-height: 1; }
.modal .close:hover { color: var(--red); }

.empty { text-align: center; color: var(--gray); padding: 30px 0; }
.muted { color: var(--text2); font-size: 12px; }
.tag-line { display: inline-block; background: #F0F1F3; border-radius: 4px; padding: 1px 8px; font-size: 12px; color: var(--text2); margin-right: 4px; }

.login-wrap { max-width: 380px; margin: 60px auto; }
.login-wrap .card { padding: 28px; }
.login-wrap h2 { font-size: 18px; text-align: center; margin-bottom: 20px; }
.login-wrap label { display: block; font-size: 13px; color: var(--text2); margin: 12px 0 5px; }

@media (max-width: 720px) {
  .topbar { padding: 0 10px; gap: 8px; height: auto; flex-wrap: wrap; padding-bottom: 6px; }
  .container { padding: 12px 8px 30px; }
}