:root {
    --primary-color: #004a99; /* Medela blue approximate */
    --accent-color: #f37021; /* Medela orange approximate */
    --bg-color: #f8f9fa;
    --card-bg: #ffffff;
    --text-color: #333333;
    --border-color: #e0e0e0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
}

.report-container {
    max-width: 1400px;
    margin: 0 auto;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    border-radius: 4px;
    overflow: hidden;
}

/* Header Section */
header {
    display: flex;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    gap: 10px;
}

.header-block {
    flex: 1;
    border-right: 1px solid var(--border-color);
    padding: 0 15px;
}

.header-block:last-child {
    border-right: none;
}

.label {
    font-size: 11px;
    color: #888;
    margin-bottom: 4px;
    display: block;
}

.value {
    font-size: 14px;
    font-weight: 600;
}

.series-info {
    font-size: 12px;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0.8;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    color: #444;
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo-text span {
    color: var(--accent-color);
}

/* Stats Layout */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.stat-item {
    margin-bottom: 8px;
}

/* Therapy Type Icon */
.therapy-type {
    background: var(--primary-color);
    color: white;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 3px;
    font-weight: bold;
    margin-left: 10px;
}

/* Chart Section */
.chart-container {
    padding: 20px;
    height: 600px;
}

#main-chart {
    width: 100%;
    height: 100%;
}

/* Controls */
.controls {
    padding: 10px 20px;
    display: flex;
    gap: 15px;
    font-size: 13px;
    background: #fdfdfd;
    border-bottom: 1px solid var(--border-color);
}

.control-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.control-item input[type="checkbox"] {
    accent-color: var(--primary-color);
}