/* /style.css */
:root {
    --bg-color: #1a1a1a;
    --card-color: #2b2b2b;
    --text-color: #e0e0e0;
    --primary-color: #4CAF50;
    --secondary-color: #03A9F4;
    --border-color: #444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto 2fr 1.5fr;
    grid-template-areas:
        "header header header header"
        "chart-main chart-main chart-main kpis"
        "pie-sfyl-portfolio table-assets table-assets table-assets";
    gap: 1rem;
    min-height: calc(100vh - 2rem);
    max-width: 1600px;
    margin: auto;
}

/* --- Grid Area Assignments --- */
.header { grid-area: header; }
.chart-main { grid-area: chart-main; }
.kpi-card-merged { grid-area: kpis; }
.chart-pie#pie-sfyl-portfolio { grid-area: pie-sfyl-portfolio; }
.table-assets { grid-area: table-assets; }

/* --- General Card Styling --- */
.dashboard-grid > * {
    background-color: var(--card-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.range-selector button {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    margin-left: 0.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.range-selector button:hover {
    background-color: var(--border-color);
}

.range-selector button.active {
    background-color: var(--primary-color);
    color: var(--bg-color);
    font-weight: 600;
    border-color: var(--primary-color);
}

h1, h2, h3 {
    margin: 0 0 1rem 0;
    font-weight: 500;
}
h1 { font-size: 1.8rem; }
h2 { font-size: 1.1rem; color: var(--secondary-color); border-bottom: 2px solid var(--primary-color); padding-bottom: 0.5rem; margin-bottom: 1rem;}
h3 { font-size: 1rem; text-align: center; }

/* KPI Cards */
.kpi-card-merged {
    justify-content: space-around;
    gap: 1.5rem;
}
.kpi-group {
    flex: 1;
}
.kpi-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}
.kpi-item:last-child {
    border-bottom: none;
}
.kpi-item strong {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Asset Table */
.table-assets {
    padding: 1.5rem;
    overflow: hidden;
}
.table-container {
    flex-grow: 1;
    overflow-y: auto;
}
.table-assets table {
    width: 100%;
    border-collapse: collapse;
}
.table-assets th, .table-assets td {
    text-align: left;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}
.table-assets th {
    font-weight: 600;
    position: sticky;
    top: 0;
    background-color: var(--card-color);
}
.table-assets tbody tr:last-child td {
    border-bottom: none;
}
.table-assets td:last-child {
    text-align: right;
    font-weight: 600;
    width: 1%;
    white-space: nowrap;
}
.table-assets td:nth-child(2) {
    width: 100%;
    color: #a0a0a0;
}

/* Chart containers */
.chart-main, .chart-pie {
    position: relative; 
    padding: 1rem;
    overflow: hidden;
}

/* --- Responsive Adjustments --- */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        grid-template-areas:
            "header header"
            "chart-main chart-main"
            "kpis kpis"
            "pie-sfyl-portfolio table-assets"; /* Corrected this line too for consistency, though it may not have been causing an issue here */
        height: auto;
    }
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "chart-main"
            "kpis"
            "pie-sfyl-portfolio" 
            "table-assets";
    }
    body { padding: 0.5rem; }
    .header { flex-direction: column; gap: 1rem; }
}

.chart-wrapper {
    position: relative;     
    flex-grow: 1;      
    min-height: 250px; 
}