:root {
    --bs-primary: #2563eb;
    --bs-primary-rgb: 37, 99, 235;
    --bs-body-bg: #f8fafc;
    --bs-body-color: #1e293b;
}

body {
    background-color: var(--bs-body-bg);
}

.app-navbar {
    background-color: #0f172a !important;
}

.app-card {
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
}

.page-title {
    font-weight: 600;
    color: #0f172a;
    margin-bottom: 0.25rem;
}

.page-subtitle {
    color: #64748b;
    margin-bottom: 1.5rem;
}

.table thead th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #64748b;
    border-bottom-width: 1px;
}

.badge-reason {
    font-weight: 500;
}

.nav-tabs .nav-link {
    color: #64748b;
    font-weight: 500;
}

.nav-tabs .nav-link.active {
    color: #2563eb;
    font-weight: 600;
    border-bottom-color: transparent;
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 100%);
}

.log-viewer {
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 0.75rem;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}