body {
    background: #f3f6fb;
    color: #1f2937;
}

.app-navbar {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

.app-navbar .navbar-brand,
.app-navbar .nav-link {
    position: relative;
    padding-top: 20px;
    padding-bottom: 20px;
    color: #475569;
    font-weight: 600;
}

.app-navbar .navbar-brand {
    margin-right: 20px;
    color: #0d6efd;
    font-weight: 700;
}

.app-navbar .nav-section-link::after {
    position: absolute;
    right: 12px;
    bottom: -1px;
    left: 12px;
    height: 3px;
    background: transparent;
    content: "";
}

.app-navbar .navbar-brand.nav-section-link::after {
    right: 0;
    left: 0;
}

.app-navbar .nav-section-link:hover,
.app-navbar .nav-section-link:focus,
.app-navbar .nav-section-link.active {
    color: #0d6efd;
}

.app-navbar .nav-section-link.active::after {
    background: #0d6efd;
}

.page-shell {
    padding-top: 32px;
    padding-bottom: 48px;
}

.page-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 16px 40px rgba(31, 41, 55, 0.08);
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 0;
}

.btn-primary {
    background: #0d6efd;
    border-color: #0d6efd;
}

.table thead th {
    color: #64748b;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.detail-label {
    color: #64748b;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.detail-value {
    font-size: 16px;
}

.form-label {
    font-weight: 600;
}

@media (max-width: 991.98px) {
    .app-navbar .navbar-brand,
    .app-navbar .nav-link {
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .app-navbar .nav-section-link::after,
    .app-navbar .navbar-brand.nav-section-link::after {
        top: 10px;
        right: auto;
        bottom: 10px;
        left: -12px;
        width: 3px;
        height: auto;
    }
}