:root {
  --brand: #1a77c3;
  --brand-dark: #145d99;
  --brand-light: #e8f2fb;
}

* { font-family: 'Inter', system-ui, -apple-system, sans-serif; }

body { background: #f4f6f9; color: #212529; }

.app-navbar {
  background: linear-gradient(90deg, var(--brand-dark), var(--brand));
  box-shadow: 0 1px 6px rgba(0,0,0,.15);
}
.app-navbar .navbar-brand { color: #fff; font-weight: 700; letter-spacing: .2px; }
.app-navbar .nav-link { color: rgba(255,255,255,.82); font-weight: 500; }
.app-navbar .nav-link:hover { color: #fff; }
.app-navbar .nav-link.active { color: #fff; border-bottom: 2px solid #fff; }
.badge-role {
  background: rgba(255,255,255,.2); color: #fff; font-weight: 500;
  text-transform: uppercase; font-size: .68rem; letter-spacing: .4px;
}

.card { border: 1px solid #e6ebf1; border-radius: 12px; box-shadow: 0 1px 3px rgba(20,60,100,.05); }
.card-header { background: #fff; border-bottom: 1px solid #e6ebf1; font-weight: 600; }

.kpi-card { color: #fff; border: none; border-radius: 12px; }
.kpi-card .kpi-value { font-size: 2rem; font-weight: 700; line-height: 1; }
.kpi-card .kpi-label { opacity: .9; font-size: .85rem; }
.kpi-blue   { background: linear-gradient(135deg, #1a77c3, #38a0e8); }
.kpi-green  { background: linear-gradient(135deg, #1f9d61, #4cc38a); }
.kpi-orange { background: linear-gradient(135deg, #d97706, #f2a13c); }
.kpi-purple { background: linear-gradient(135deg, #6d5bd0, #9a8cf0); }

.district-badge { font-size: .75rem; padding: .3em .6em; border-radius: 20px; font-weight: 600; }
.district-елецкий    { background: #e3f2fd; color: #0d47a1; }
.district-краснинский{ background: #ffe0b2; color: #b45309; }
.district-тербунский { background: #e8f5e9; color: #1b5e20; }

.table thead th { font-size: .78rem; text-transform: uppercase; letter-spacing: .3px; color: #64748b; }
.table tbody td { vertical-align: middle; }

.btn-brand { background: var(--brand); color: #fff; border: none; }
.btn-brand:hover { background: var(--brand-dark); color: #fff; }

.nav-tabs .nav-link { color: #64748b; font-weight: 500; }
.nav-tabs .nav-link.active { color: var(--brand); font-weight: 600; }

.copy-password {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.6rem; letter-spacing: 2px; word-break: break-all;
  background: #f8fafc; border: 1px dashed #94a3b8; border-radius: 8px;
  padding: 1rem; text-align: center; color: #0f172a;
}
.warning-once { background: #fff7ed; border: 1px solid #fdba74; color: #9a3412; }

.readonly-field { background: #f8fafc; color: #475569; }

.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0d4f8b, #1a77c3); }
.login-card { width: 100%; max-width: 400px; border: none; border-radius: 16px; }

.empty-state { color: #94a3b8; }