:root {
    --bg: #FCFBF7;
    --surface: #F5F2ED;
    --text-primary: #1A1A1A;
    --text-secondary: #4A4A4A;
    --accent: #A68B67;
}

.dna-wrapper {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg);
    color: var(--text-primary);
    line-height: 1.5;
}

.font-serif {
    font-family: 'Noto Serif', serif;
}

.step-section {
    display: none;
}

.step-section.active {
    display: block;
}

.animate-fade-up {
    animation: fadeUp 0.8s ease-out forwards;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

#loading-screen {
    display: flex;
    background-color: var(--bg);
}

input[type="range"]::-webkit-slider-runnable-track {
    background: #F5F2ED;
    height: 4px;
    border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 20px;
    width: 20px;
    border-radius: 50%;
    background: var(--accent);
    margin-top: -8px;
    cursor: pointer;
}

/* Custom utility classes to support the new layout */
.dna-card-shadow {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05);
}

.dna-transition {
    transition: all 0.3s ease;
}