body {
    margin: 0;
    background: #f6f7f9;
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    color: #16181d;
}

.page {
    max-width: 1400px;
    margin: auto;
    padding: 40px;
}

.header h1 {
    margin-bottom: 5px;
    font-size: 34px;
}

.header p {
    margin-top: 0;
    color: #747a85;
}

.preset-row {
    display: flex;
    gap: 10px;
    margin-top: 30px;
    margin-bottom: 20px;
}

.preset-row button {
    background: white;
    border: 1px solid #dedfe3;
    border-radius: 8px;
    padding: 10px 18px;
    cursor: pointer;
    font-size: 14px;
}

.preset-row button:hover {
    background: #eeeeef;
}

.filters {
    display: flex;
    gap: 30px;
    align-items: end;
    background: white;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.filters label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 7px;
    color: #747a85;
}

.fuel-filter {
    width: 220px;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 20px;
}

.kpi-card {
    background: white;
    border-radius: 12px;
    padding: 22px;
    border: 1px solid #eeeeef;
}

.kpi-title {
    font-size: 13px;
    color: #747a85;
    margin-bottom: 10px;
}

.kpi-value {
    font-size: 27px;
    font-weight: 650;
}

.chart-card {
    background: white;
    border: 1px solid #eeeeef;
    border-radius: 12px;
    padding: 22px;
    margin-bottom: 20px;
}

.chart-card h2 {
    margin: 0;
    font-size: 18px;
}

.chart-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chart-heading p {
    color: #747a85;
    font-size: 13px;
}

@media (max-width: 900px) {

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .fuel-filter {
        width: 100%;
    }
}