body {
    background: #f4f5f3;
    color: #222;
}

.card {
    border: 1px solid #e0e3df;
    border-radius: 12px;
}

.timing-card {
    border-radius: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.timing-button {
    min-height: 72px;
    font-weight: 800;
    font-size: 1.1rem;
    touch-action: manipulation;
}

.btn {
    border-radius: 8px;
}

#results table {
    font-variant-numeric: tabular-nums;
}

@media (max-width: 576px) {
    .container {
        padding-left: 12px;
        padding-right: 12px;
    }

    .navbar-brand {
        font-size: .95rem;
    }

    .timing-button {
        min-height: 78px;
    }
}