/* Custom Styles */
body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: color-mix(in srgb, var(--primary-color), black 10%);
    border-color: color-mix(in srgb, var(--primary-color), black 10%);
}

.visualizer-container canvas {
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    max-width: 100%;
    height: auto;
}

.option-card {
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid transparent;
}

.option-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.option-card.selected {
    border-color: var(--primary-color);
    background-color: rgba(var(--primary-color), 0.05);
}

.color-swatch {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid #ddd;
    transition: transform 0.2s;
}

.color-swatch:hover, .color-swatch.selected {
    transform: scale(1.2);
    border-color: var(--primary-color);
}

/* RTL Helpers */
.nav-pills .nav-link {
    border-radius: 0;
}
.nav-pills .nav-item:first-child .nav-link { border-top-right-radius: 0.25rem; border-bottom-right-radius: 0.25rem; }
.nav-pills .nav-item:last-child .nav-link { border-top-left-radius: 0.25rem; border-bottom-left-radius: 0.25rem; }