body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    background: radial-gradient(circle at top left, #f4f7fb 0, #eef2f7 40%, #e5edf7 100%);
}

.navbar-elevated {
    background: linear-gradient(90deg, #ffffff 0, #f5f7fb 40%, #e8f1ff 100%);
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
    border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

.brand-logo {
    height: 38px;
    width: auto;
}

.brand-title {
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #1f2937;
}

main .card {
    border-radius: 1rem;
    border: 1px solid rgba(148, 163, 184, 0.4);
}

.card-title {
    font-weight: 600;
    color: #111827;
}

.params-table-wrapper {
    border-radius: 0.75rem;
    border: 1px solid rgba(148, 163, 184, 0.35);
    overflow: hidden;
}

#plot {
    min-height: 380px;
}

table tbody tr {
    cursor: pointer;
}

table thead th {
    white-space: nowrap;
}