.kpi-box, .chart-container {
    background-color: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    position: relative;
    border: 1px solid var(--border-color);
    min-height: 140px;
}

.box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.box-header h2 {
    font-size: 1.2rem;
    font-weight: 500;
}

.controls-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.dimension-select {
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--card-bg);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
}

.toggle-view-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 5px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-view-btn:hover {
    background-color: var(--border-color);
}

/* Фильтры */
.period-toggle {
    display: flex;
    background-color: var(--card-bg);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.period-toggle button {
    background: none;
    border: none;
    padding: 8px 16px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.period-toggle button.active {
    background-color: var(--primary-color);
    color: white;
}

/* Spinner */
.loader-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(var(--card-bg), 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: var(--radius);
    z-index: 10;
}

.spinner {
    width: 30px;
    height: 30px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* KPI Content */
.kpi-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.kpi-main-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.kpi-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.dynamic-up { color: var(--success-color); }
.dynamic-down { color: var(--danger-color); }

.relative { position: relative; min-height: 300px; }