body { background: #f5f7fb; }
.sidebar { min-height: 100vh; background: linear-gradient(180deg, #1f3a93, #10244d); }
.sidebar .nav-link { color: #dce6ff; border-radius: 8px; margin: 2px 0; padding: .55rem .75rem; }
.sidebar .nav-link:hover { background: rgba(255,255,255,.15); color: #fff; }
.card-kpi { border: none; box-shadow: 0 6px 15px rgba(0,0,0,.06); }
.login-page { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, #1f3a93, #4b6cb7); }
.login-card { width: min(420px, 92vw); }
.table { border-radius: 10px; overflow: hidden; }
.table thead th { font-weight: 600; }
.form-control, .form-select { min-height: 38px; }
.btn { border-radius: 8px; }
.modal-header { border-bottom: 1px solid #eef1f6; }
.modal-footer { border-top: 1px solid #eef1f6; }
.table-actions-cell { min-width: 160px; }
.financial-due-soon { border-left: 4px solid #dc3545; background: #fff5f5; }