/* Core Styling Variables */
body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
    color: #212529;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Zen Brand Identity */
.brand-icon {
    background-color: #198754;
    color: white;
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 1.1rem;
}

/* Dashboard Mode Selection Cards */
.mode-card {
    border-radius: 16px;
    background: #ffffff;
    border: 1px solid #e9ecef;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease;
}

.mode-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 1rem 3rem rgba(0,0,0,.075) !important;
}

/* Security Highlight Safe Upload Zone */
.drop-zone {
    border: 2px dashed #ced4da;
    border-radius: 12px;
    cursor: pointer;
    background-color: #fafbfc;
    transition: all 0.2s ease;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: #0d6efd;
    background-color: #f0f5ff;
}

.extra-small {
    font-size: 0.75rem;
}

/* Counter Metrics display styling */
.tracking-widest {
    letter-spacing: 0.05em;
}

.counter-preview-box .display-1 {
    font-size: 3.5rem;
}

/* Micro-interactions */
.btn-success {
    background-color: #1e7e34 !important;
    border-color: #1e7e34 !important;
}
.btn-success:active {
    transform: scale(0.98);
}

/* Responsive Custom Viewports */
@media (max-width: 991.98px) {
    #viewerContainer {
        min-height: 450px;
        margin-bottom: 1.5rem;
    }
}