:root {
  --bg: #f5f7fa; --panel: #fff; --border: #e2e8f0; --text: #1a202c;
  --muted: #718096; --primary: #2b6cb0; --primary-dark: #2c5282;
  --green: #2f855a; --red: #c53030; --amber: #b7791f;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Segoe UI", "Microsoft YaHei", sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }

.topbar { display: flex; align-items: center; gap: 24px; background: #1a365d; color: #fff; padding: 0 24px; height: 52px; position: sticky; top: 0; z-index: 10; }
.brand { font-size: 17px; font-weight: 700; }
.brand .ver { font-size: 11px; opacity: .7; font-weight: 400; margin-left: 4px; }
.nav { display: flex; gap: 4px; }
.nav a { color: #cbd5e0; text-decoration: none; padding: 6px 14px; border-radius: 6px; }
.nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.nav a.active { background: var(--primary); color: #fff; }

.container { max-width: 1280px; margin: 20px auto; padding: 0 16px; }
.footer { text-align: center; color: var(--muted); font-size: 12px; padding: 24px 0; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 16px; margin-bottom: 16px; }
.panel h2 { font-size: 15px; margin-bottom: 12px; color: var(--primary-dark); }
.panel h3 { font-size: 13px; margin: 12px 0 8px; color: var(--muted); }

.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.form-grid label, .field label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
input, select, textarea { width: 100%; padding: 6px 8px; border: 1px solid var(--border); border-radius: 5px; font-size: 13px; background: #fff; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { font-family: Consolas, monospace; font-size: 12px; }
.field { margin-bottom: 10px; }

.btn { display: inline-block; padding: 6px 14px; border: none; border-radius: 5px; background: var(--primary); color: #fff; font-size: 13px; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: #edf2f7; color: var(--text); }
.btn.secondary:hover { background: #e2e8f0; }
.btn.danger { background: var(--red); }
.btn.small { padding: 3px 9px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f7fafc; color: var(--muted); font-weight: 600; white-space: nowrap; }
tr:hover td { background: #f7fafc; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 11px; }
.badge.ours { background: #c6f6d5; color: var(--green); }
.badge.comp { background: #fed7d7; color: var(--red); }
.badge.grade { background: #e2e8f0; color: #4a5568; }
.badge.auto { background: #bee3f8; color: var(--primary-dark); }
.badge.manual { background: #feebc8; color: var(--amber); }
.badge.level { background: #e9d8fd; color: #553c9a; }

.pager { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.muted { color: var(--muted); }
.empty { text-align: center; color: var(--muted); padding: 32px 0; }
.loading { text-align: center; color: var(--muted); padding: 48px 0; }
.error-box { background: #fff5f5; border: 1px solid #feb2b2; color: var(--red); border-radius: 6px; padding: 10px 14px; margin: 10px 0; }

.chips-row { display: flex; flex-wrap: wrap; gap: 6px; }
.chip-tag { background: #edf2f7; border-radius: 12px; padding: 2px 10px; font-size: 12px; }

.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }

.kv { display: grid; grid-template-columns: 110px 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--muted); }

.toast { position: fixed; bottom: 24px; right: 24px; background: #2d3748; color: #fff; padding: 10px 18px; border-radius: 6px; font-size: 13px; z-index: 100; transition: opacity .3s; }
.toast.hidden { opacity: 0; pointer-events: none; }
.toast.error { background: var(--red); }

.tree { list-style: none; font-size: 13px; }
.tree ul { list-style: none; margin-left: 18px; border-left: 1px dashed var(--border); padding-left: 10px; }
.tree li { padding: 2px 0; }
.tree .path { color: var(--muted); font-size: 11px; margin-left: 6px; }

.dyn-row { display: grid; grid-template-columns: 200px 1fr 140px 32px; gap: 8px; margin-bottom: 6px; align-items: center; }
.dyn-row .x { color: var(--red); cursor: pointer; text-align: center; font-weight: 700; }

.tabs { display: flex; gap: 2px; border-bottom: 2px solid var(--border); margin-bottom: 12px; }
.tabs button { border: none; background: none; padding: 8px 16px; cursor: pointer; font-size: 13px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -2px; }
.tabs button.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

.compare-bar { position: sticky; bottom: 0; background: #2d3748; color: #fff; padding: 10px 24px; display: flex; align-items: center; gap: 12px; border-radius: 8px 8px 0 0; }

/* ===== 全局表单与控件防折行规范 ===== */
.layui-form-label {
  width: 95px !important;
  padding: 9px 10px !important;
  white-space: nowrap !important;
  box-sizing: border-box;
  font-size: 13px;
  color: #4a5568;
  text-align: right;
}
.layui-input-block {
  margin-left: 125px !important;
}

.cs-req { color: #e53e3e; margin-left: 3px; font-weight: bold; }
.cs-form-section {
  font-size: 14px;
  font-weight: 700;
  color: #2b6cb0;
  border-left: 3px solid #2b6cb0;
  padding-left: 8px;
  margin: 18px 0 12px 0;
}

.cs-chk {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 12px 8px 0;
  padding: 4px 10px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: all .2s;
}
.cs-chk:hover { border-color: #3182ce; background: #ebf8ff; color: #2b6cb0; }
.cs-chk input[type="checkbox"] { width: auto; margin: 0; cursor: pointer; }

.cs-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  line-height: 1.4;
  white-space: nowrap;
}
.cs-badge.ours { background: #c6f6d5; color: #22543d; font-weight: 600; }
.cs-badge.comp { background: #fed7d7; color: #9b2c2c; }
.cs-badge.grade { background: #edf2f7; color: #4a5568; }
.cs-badge.auto { background: #ebf8ff; color: #2b6cb0; }
.cs-badge.manual { background: #feebc8; color: #744210; }

.cs-kv { display: grid; grid-template-columns: 110px 1fr; gap: 6px 14px; font-size: 13px; }
.cs-kv dt { color: #718096; text-align: right; }
.cs-kv dd { color: #2d3748; }

.cs-dyn-row {
  display: grid;
  grid-template-columns: 240px 1fr 200px 32px;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}
.cs-dyn-row .x {
  color: #e53e3e;
  cursor: pointer;
  text-align: center;
  font-weight: 700;
  font-size: 16px;
}
.cs-dyn-row .x:hover { transform: scale(1.2); }