/* Theme Picker Styles */
.theme-picker {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    padding: 20px;
    width: 300px;
    transform: translateY(20px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.theme-picker.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.theme-picker-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.theme-picker-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(var(--primary-rgb), 0.3);
    transition: all 0.3s ease;
    border: none;
}

.theme-picker-toggle:hover {
    transform: scale(1.1);
}

.theme-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.theme-option {
    height: 40px;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.2s ease;
    border: 2px solid transparent;
}

.theme-option:hover {
    transform: scale(1.05);
}

.theme-option.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--card-bg), 0 0 0 4px var(--primary-color);
}

.theme-preview {
    margin-top: 15px;
    padding: 15px;
    border-radius: 8px;
    font-size: 0.9rem;
    background: var(--background-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.preview-elements {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin: 10px 0;
}

.preview-element {
    height: 20px;
    width: 20px;
    border-radius: 4px;
}