.energy-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 14px;
    align-items: center;
    margin: 0 0 16px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
}

.energy-legend span {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    white-space: nowrap;
}

.energy-legend i {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

.energy-category-guide {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 0 0 16px;
}

.energy-category-card {
    min-height: 132px;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-left-width: 4px;
    border-radius: 8px;
}

.energy-category-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.energy-category-card p {
    margin: 0 0 10px;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.55;
}

.energy-category-card span {
    display: inline-block;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 700;
}

.energy-category-fossil {
    border-left-color: #a16207;
}

.energy-category-low-carbon {
    border-left-color: #2563eb;
}

.energy-category-renewable {
    border-left-color: #16a34a;
}

.energy-mix-table .col-mix {
    min-width: 300px;
}

.energy-stack {
    display: flex;
    overflow: hidden;
    width: 100%;
    min-width: 260px;
    height: 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.energy-stack span {
    display: block;
    min-width: 1px;
    height: 100%;
}

.energy-stack-labels {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 11px;
}

.energy-stack-labels strong {
    color: var(--text-secondary);
    font-weight: 700;
}

.segment-coal {
    background: #334155;
}

.segment-gas {
    background: #0f766e;
}

.segment-oil {
    background: #a16207;
}

.segment-nuclear {
    background: #7c3aed;
}

.segment-hydro {
    background: #2563eb;
}

.segment-solar {
    background: #f59e0b;
}

.segment-wind {
    background: #14b8a6;
}

.segment-other-renewables {
    background: #16a34a;
}

@media (max-width: 760px) {
    .energy-category-guide {
        grid-template-columns: 1fr;
    }

    .energy-mix-table .col-mix {
        min-width: 240px;
    }

    .energy-stack {
        min-width: 220px;
    }
}