:root {
  --brand-1: #0d3b66;
  --brand-2: #1d6fa5;
  --brand-accent: #f4a300;
  --bg-soft: #f3f6fa;
}

body {
  background-color: var(--bg-soft);
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
}

.app-navbar {
  background: linear-gradient(90deg, var(--brand-1), var(--brand-2));
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.brand-icon { color: var(--brand-accent); font-size: 1.3rem; }

.app-content { min-height: calc(100vh - 130px); }

.card { border: none; border-radius: .6rem; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.card-header {
  background: #fff;
  border-bottom: 2px solid var(--brand-2);
  font-weight: 600;
  color: var(--brand-1);
  border-top-left-radius: .6rem !important;
  border-top-right-radius: .6rem !important;
}

.page-title { color: var(--brand-1); font-weight: 700; }
.page-title i { color: var(--brand-2); }

.btn-brand {
  background-color: var(--brand-2);
  border-color: var(--brand-2);
  color: #fff;
}
.btn-brand:hover { background-color: var(--brand-1); border-color: var(--brand-1); color: #fff; }

.table thead th {
  background-color: var(--brand-1);
  color: #fff;
  position: sticky;
  top: 0;
  font-size: .85rem;
  white-space: nowrap;
}
.table-hover tbody tr { cursor: pointer; }
.table-hover tbody tr.active-row {
  background-color: #eaf3fb !important;
  border-left: 4px solid var(--brand-accent);
}

.customer-list-box {
  max-height: 65vh;
  overflow-y: auto;
  border: 1px solid #dee2e6;
  border-radius: .4rem;
}

.section-label {
  font-weight: 600;
  color: var(--brand-1);
  border-bottom: 1px solid #e3e8ee;
  padding-bottom: .25rem;
  margin-top: 1rem;
  margin-bottom: .75rem;
}

.required-mark { color: #d9534f; }

.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
}
.login-card {
  width: 100%;
  max-width: 400px;
  border-radius: .8rem;
  overflow: hidden;
}
.login-card .card-header {
  background: #fff;
  text-align: center;
  border: none;
  padding: 2rem 1.5rem 1rem;
}
.login-card .card-header i { font-size: 2.5rem; color: var(--brand-2); }

.kode-box {
  background-color: #fff7cc;
  font-weight: 700;
  text-align: center;
}

@media (max-width: 991px) {
  .customer-list-box { max-height: 40vh; }
}