/* 南通思铂瑞销售管理平台 —— 全局样式 */
:root{
  --brand: #2C5F8A;
  --brand-2: #3D77A8;
  --ink: #2C3E50;
  --muted: #6B7C8F;
  --ok: #1E8E5A;
  --warn: #C77700;
  --bad: #C0392B;
  --line: #E4EAF1;
}

body { background: #F4F7FA; color: var(--ink); font-size: 14.5px; }
.container-fluid { max-width: 1560px; }

/* 顶部导航 */
.navbar.bg-dark { background: linear-gradient(90deg, #1F4767, #2C5F8A) !important;
  box-shadow: 0 2px 10px rgba(0,0,0,.15); }
.navbar-brand { font-weight: 600; letter-spacing: .5px; }
.year-badge { font-size: .72rem; font-weight: 500; letter-spacing: 0; }
.navbar .nav-link { font-size: .92rem; }

/* 卡片 */
.card { border: 0; border-radius: 14px; box-shadow: 0 2px 10px rgba(24,48,72,.08);
  transition: box-shadow .2s ease, transform .08s ease; }
.card:hover { box-shadow: 0 6px 18px rgba(24,48,72,.13); }

h4 { font-weight: 600; }
h6 { font-weight: 600; color: #3B4E62; }

/* KPI */
.kpi { font-size: 1.5rem; font-weight: 700; letter-spacing: -.5px; line-height: 1.25; }
.kpi-label { color: var(--muted); font-size: .82rem; margin-bottom: 2px; }
.kpi-card { border-left: 3px solid var(--brand); }
.kpi-delta { font-size: .78rem; font-weight: 600; margin-top: 4px; }
.kpi-delta.up { color: var(--ok); }
.kpi-delta.down { color: var(--bad); }
.kpi-delta-label, .kpi-delta-none { color: #9aa8b5; font-weight: 400; margin-left: 2px; }

/* 筛选栏 */
.filter-card { background: linear-gradient(180deg, #ffffff, #F8FAFC);
  border: 1px solid var(--line) !important; }

/* 标签页 */
.nav-tabs { border-bottom: 2px solid var(--line); gap: 2px; }
.nav-tabs .nav-link { border: 0; color: var(--muted); font-weight: 600;
  padding: .5rem 1.05rem; border-radius: 8px 8px 0 0; }
.nav-tabs .nav-link:hover { color: var(--brand); background: #F1F5F9; }
.nav-tabs .nav-link.active { color: var(--brand); background: #EEF3F8;
  border-bottom: 2px solid var(--brand); }

/* 进度条 */
.rate-bar { height: 8px; background: #E9EEF4; border-radius: 6px; overflow: hidden; }
.rate-bar > span { display: block; height: 100%; background: var(--ok); border-radius: 6px; }
.rate-bar.low > span { background: #dc3545; }
.rate-bar.mid > span { background: #ffc107; }

/* 表格 */
.table { margin-bottom: 0; }
.table thead th { background: #F6F9FC; color: #51606F; font-weight: 600; font-size: .85rem;
  border-bottom: 1px solid var(--line); white-space: nowrap; }
.table td { font-size: .88rem; vertical-align: middle; }
.table-hover tbody tr:hover { background: #F6F9FC; }
.table th { white-space: nowrap; }
.low-margin-row { background: #FDECEA !important; }
.low-margin-row:hover { background: #FBDDD9 !important; }

/* 表单与按钮 */
.form-control, .form-select { border-radius: 8px; border-color: #D8E0EA; }
.form-control:focus, .form-select:focus { border-color: var(--brand-2);
  box-shadow: 0 0 0 .2rem rgba(44,95,138,.15); }
.btn { border-radius: 8px; }
.badge { font-weight: 500; }
.alert { border-radius: 12px; border: 0; }

/* 表单区块 */
.form-section { background:#fff; padding:1rem 1.25rem; border-radius:14px;
  margin-bottom:1rem; box-shadow: 0 2px 10px rgba(24,48,72,.08); }

@media (max-width: 576px){
  .kpi { font-size: 1.25rem; }
  .table td, .table thead th { font-size: .8rem; }
}