/* ======= Variáveis de cor (tema escuro) ======= */
:root {
    --bg: #1c1f26;
    --card-bg: #2e363f;
    --text: #e8ecf7;
    --muted: #aab0c5;
    --shadow: 0 10px 40px rgba(0,0,0,.2);
    --space: 16px;
    --radius: 16px;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    line-height: 1.5;
}

/* ================= KPIs ================= */
.kpis {
    display: grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: var(--space);
    margin: 14px 0;
}

@media (max-width: 900px) {
    .kpis {
        grid-template-columns: repeat(2, minmax(0,1fr));
    }
}

@media (max-width: 600px) {
    .kpis {
        grid-template-columns: 1fr;
    }
}

.kpi {
    background: var(--card-bg);
    color: var(--text);
    padding: clamp(14px, 2.5vw, 18px);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

    .kpi h3 {
        margin: 0;
        font-size: clamp(13px, 2.8vw, 14px);
        opacity: .85;
    }

    .kpi .num {
        font-size: clamp(22px, 5.5vw, 28px);
        font-weight: 700;
        margin-top: 8px;
    }

/* ================= Charts ================= */
.charts {
    display: grid;
    grid-template-columns: repeat(12, minmax(0,1fr));
    gap: calc(var(--space) + 8px);
    margin-top: 20px;
}

.chart-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: clamp(12px, 2.5vw, 16px);
    box-shadow: var(--shadow);
    min-height: 260px;
    min-width: 0;
    overflow: hidden;
    color: var(--text);
}

    .chart-card h3 {
        margin: 0 0 8px 0;
        font-size: 16px;
        color: var(--text);
    }

    .chart-card.half {
        grid-column: span 6 / span 6;
    }

@media (max-width: 900px) {
    .chart-card.half {
        grid-column: span 12 / span 12;
    }
}

/* Chart canvas wrappers */
.chart-canvas {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    contain: layout size;
}

    .chart-canvas > canvas {
        display: block;
        width: 100%;
        height: 100%;
    }

.gauge-wrap {
    width: 100%;
    aspect-ratio: 2 / 1;
    display: grid;
    place-items: center;
    margin-top: 4px;
    contain: layout size;
}

    .gauge-wrap > canvas {
        display: block;
        width: 100%;
        height: 100%;
    }

.gauge-legend {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 10px;
    font-size: 0.9rem;
    opacity: .85;
    color: var(--muted);
}

    .gauge-legend .dot {
        width: 10px;
        height: 10px;
        border-radius: 999px;
        display: inline-block;
        margin-right: 6px;
        border: 1px solid rgba(255,255,255,.3);
    }

    .gauge-legend .bad {
        background: rgba(244,63,94,.85);
    }

    .gauge-legend .ok {
        background: rgba(250,204,21,.85);
    }

    .gauge-legend .good {
        background: rgba(34,197,94,.85);
    }

/* ================= Carrossel ================= */
.logo-carousel {
    overflow: hidden;
    padding: 16px 0;
    margin: 20px 0 0;
}

.lc-track {
    display: flex;
    align-items: center;
    gap: 40px;
    width: max-content;
    animation: scroll 40s linear infinite;
}

@media (max-width: 900px) {
    .lc-track {
        gap: 28px;
        animation-duration: 55s;
    }
}

@media (max-width: 600px) {
    .lc-track {
        gap: 20px;
        animation-duration: 70s;
    }
}

.lc-item {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    max-height: 80px;
    filter: grayscale(100%) opacity(.8);
    transition: filter .2s ease;
}

    .lc-item:hover {
        filter: grayscale(0%) opacity(1);
    }

    .lc-item img {
        max-height: 80px;
        max-width: 160px;
        object-fit: contain;
    }

@media (max-width: 900px) {
    .lc-item {
        min-width: 130px;
    }

        .lc-item img {
            max-height: 64px;
            max-width: 130px;
        }
}

@media (max-width: 600px) {
    .lc-item {
        min-width: 110px;
    }

        .lc-item img {
            max-height: 56px;
            max-width: 110px;
        }
}

@media (prefers-reduced-motion: reduce) {
    .lc-track {
        animation: none;
        transform: none;
    }
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}