/* --- Builds Page Tutorial Modal --- */
#builds-tutorial-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: var(--z-modal);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
}

#builds-tutorial-container {
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 5px 25px rgba(0,0,0,0.5);
    padding: var(--spacing-lg);
    max-width: 400px;
    width: 100%;
    animation: fadeInSlideDown 0.4s ease-out;
}

.tutorial-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-lg);
}

.tutorial-header img {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-sm);
}

.tutorial-header h3 {
    font-family: var(--font-header);
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.tutorial-header p {
    color: var(--text-color-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.tutorial-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.tutorial-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.tutorial-icon-container {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0,0,0,0.3);
}

.tutorial-icon-container img {
    width: 100%;
    height: 100%;
}

.tutorial-text h4 {
    font-family: var(--font-body);
    font-weight: 700;
    color: var(--text-color);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.tutorial-text p {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--text-color-secondary);
    margin: 0;
}

.tutorial-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.tutorial-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-color-secondary);
    -webkit-user-select: none;
    user-select: none;
    position: relative; /* Needed for absolute positioning of checkmark */
    padding-left: 28px; /* Space for the custom checkbox */
}

.tutorial-checkbox input {
    position: absolute; /* Hide default checkbox */
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.tutorial-checkbox .checkmark {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 20px;
    width: 20px;
    background-color: transparent;
    border: 2px solid var(--border-color);
    border-radius: 50%; /* Make it round */
    transition: all var(--transition-fast) ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tutorial-checkbox .checkmark::after {
    content: '';
    position: absolute;
    display: none; /* Hidden by default */
    width: 10px;
    height: 10px;
    border-radius: 50%; /* The inner dot */
    background: var(--accent-color); /* Accent color for the dot */
    transition: background-color var(--transition-fast) ease, opacity var(--transition-fast) ease;
}

/* When the checkbox is checked, display the dot and change border color */
.tutorial-checkbox input:checked ~ .checkmark {
    border-color: var(--accent-color); /* Border turns accent color */
    background-color: rgba(var(--accent-rgb), 0.1); /* Slight background fill */
}

.tutorial-checkbox input:checked ~ .checkmark::after {
    display: block; /* Show the dot */
}

/* Optional: Hover effect for the custom checkbox */
.tutorial-checkbox:hover input ~ .checkmark {
    border-color: var(--accent-color);
}