:root {
    --dark-bg: #1E293B;
    --card-bg: #1E3A3A;
    --primary: #0D9488;
    --accent: #F97316;
    --green: #10B981;
    --yellow: #F59E0B;
    --red: #EF4444;
    --light-teal: #99F6E4;
    --text-color: #FFFFFF;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 20px;
}

h1 {
    text-align: center;
    font-weight: 600;
    margin-bottom: 30px;
    letter-spacing: 1px;
}

/* Slicers Layout */
.slicers-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}

.slicer-box {
    background-color: var(--card-bg);
    border: 1px solid var(--primary);
    border-radius: 8px;
    padding: 10px 15px;
    width: 220px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    position: relative;
}

.slicer-title {
    font-size: 11px;
    font-weight: 700;
    color: #94A3B8;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slicer-dropdown {
    width: 100%;
    border: none;
    border-bottom: 1px solid #334155;
    padding: 4px 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
    background-color: transparent;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right top 8px;
    background-size: 14px;
    outline: none;
    cursor: pointer;
}

.slicer-dropdown option {
    background-color: var(--dark-bg);
    color: var(--text-color);
}

/* KPI Cards Layout */
.kpi-container {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.kpi-card {
    background-color: var(--card-bg);
    border: 2px solid var(--primary);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: transform 0.2s;
}

.kpi-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(13, 148, 136, 0.2);
}

.kpi-title {
    font-size: 14px;
    color: #94A3B8;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.kpi-value {
    font-size: 32px;
    font-weight: bold;
    color: var(--text-color);
}

/* Charts Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.chart-card {
    background-color: var(--card-bg);
    border: 1px solid var(--primary);
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    height: 300px;
    position: relative;
}

.chart-title {
    text-align: center;
    font-size: 14px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.chart-container {
    height: calc(100% - 30px);
    width: 100%;
}

/* Insights List */
.insights-bar {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 15px;
    margin-top: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid #334155;
}

.insight-item {
    font-size: 12px;
    color: #E2E8F0;
    background: rgba(30, 41, 59, 0.5);
    padding: 12px;
    border-left: 3px solid;
    border-radius: 4px;
}

.insight-1 { border-color: var(--red); }
.insight-2 { border-color: var(--accent); }
.insight-3 { border-color: var(--yellow); }
.insight-4 { border-color: var(--green); }
.insight-5 { border-color: #3B82F6; }

.footer {
    text-align: right;
    margin-top: 20px;
    color: #64748B;
    font-size: 12px;
}