:root {
    --app-bg: #f5f7fb;
    --app-border: #d8dee9;
    --app-text: #172033;
    --app-muted: #667085;
}

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

.app-main {
    max-width: 1680px;
}

.app-nav {
    box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.page-header h1 {
    letter-spacing: 0;
}

.filter-panel,
.data-panel,
.form-panel,
.stat-tile {
    background: #fff;
    border: 1px solid var(--app-border);
    border-radius: 8px;
}

.filter-panel,
.form-panel {
    padding: 16px;
}

.data-panel {
    overflow: hidden;
}

.table thead th {
    background: #f8fafc;
    color: #344054;
    font-size: 0.78rem;
    text-transform: uppercase;
    white-space: nowrap;
}

.table td {
    vertical-align: middle;
}

.table-actions {
    min-width: 132px;
}

.stat-tile {
    padding: 16px;
    height: 100%;
}

.stat-value {
    font-size: 1.7rem;
    font-weight: 700;
}

.flash-wrap {
    position: sticky;
    top: 70px;
    z-index: 1020;
}

.required-label::after {
    content: " *";
    color: #dc3545;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.detail-item {
    border-bottom: 1px solid #edf0f5;
    padding-bottom: 8px;
}

.detail-label {
    color: var(--app-muted);
    font-size: 0.8rem;
}

.detail-value {
    font-weight: 500;
    overflow-wrap: anywhere;
}

.error-state {
    max-width: 520px;
}

@media (max-width: 767.98px) {
    .table-responsive {
        font-size: 0.9rem;
    }

    .btn-toolbar-responsive .btn {
        width: 100%;
    }
}