.hero-image {
    position: relative;
    background: linear-gradient(135deg, var(--blue-gradient-start), var(--purple-gradient-end));
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
    padding: 0;
    border: 8px solid white;
}

.email-preview-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: white;
}

.email-preview-header {
    background: linear-gradient(to right, var(--blue-gradient-start), var(--blue-gradient-end));
    padding: 12px;
    text-align: center;
    margin-bottom: 0;
}

.email-preview-header h4 {
    color: white;
    margin: 0;
    font-size: 14px;
    font-weight: 600;
}

.email-preview-body {
    background: white;
    flex-grow: 1;
    padding: 12px;
    color: #333;
    font-size: 12px;
    text-align: left;
    overflow: hidden;
}

.email-preview-kpi {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.email-preview-kpi-item {
    background: #f8fafc;
    padding: 6px;
    border-radius: 4px;
    text-align: center;
    width: 48%;
}

.email-preview-kpi-value {
    font-weight: bold;
    color: var(--primary-color);
    font-size: 14px;
}

.email-preview-chart {
    height: 80px;
    background: #f8fafc;
    border-radius: 4px;
    margin: 8px 0;
    position: relative;
    overflow: hidden;
}

.email-preview-chart::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background: linear-gradient(to right, 
        rgba(37, 99, 235, 0.1) 0%, 
        rgba(37, 99, 235, 0.3) 50%, 
        rgba(37, 99, 235, 0.1) 100%);
    clip-path: polygon(0 100%, 10% 70%, 20% 85%, 30% 60%, 40% 50%, 50% 60%, 60% 40%, 70% 55%, 80% 30%, 90% 40%, 100% 20%, 100% 100%);
}

.email-preview-chart::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #e2e8f0;
}

.email-preview-action {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 6px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 11px;
    margin-top: 8px;
}