/* Gradient Generator Specific Styles */
.tool-interface {
    padding: var(--spacing-12) 0;
    background: var(--white);
}

.tool-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.control-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.color-picker {
    width: 100%;
    height: 50px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.color-picker:hover {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.gradient-select {
    width: 100%;
    padding: var(--spacing-3);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    background: var(--white);
    color: var(--gray-900);
    cursor: pointer;
    transition: var(--transition-fast);
}

.gradient-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.control-actions {
    display: flex;
    gap: var(--spacing-3);
    grid-column: 1 / -1;
    justify-content: center;
    margin-top: var(--spacing-2);
}

.gradient-results {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.gradient-preview {
    width: 100%;
    height: 300px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
    margin-bottom: var(--spacing-6);
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.gradient-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, #ccc 25%, transparent 25%), 
        linear-gradient(-45deg, #ccc 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #ccc 75%), 
        linear-gradient(-45deg, transparent 75%, #ccc 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    opacity: 0.3;
    z-index: 0;
}

.gradient-actions {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
    .tool-interface {
        padding: var(--spacing-8) 0;
    }

    .tool-controls {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
        padding: var(--spacing-4);
    }

    .control-actions {
        grid-column: 1;
        flex-direction: column;
    }

    .control-actions .btn {
        width: 100%;
    }

    .gradient-preview {
        height: 200px;
    }

    .gradient-results {
        padding: var(--spacing-4);
    }

    .gradient-actions {
        flex-direction: column;
    }

    .gradient-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .gradient-preview {
        height: 150px;
    }
}